CVE-2022-3625

A vulnerability was found in Linux Kernel. It has been classified as critical. This affects the function devlink_param_set/devlink_param_get of the file net/core/devlink.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier VDB-211929 was assigned to this vulnerability.

The Linux Kernel, the operating system core itself.

Security Fix(es):

A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is an unknown function of the file mm/memory.c of the component Driver Handler. The manipulation leads to use after free. It is possible to launch the attack remotely. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211020.(CVE-2022-3523)

A vulnerability classified as problematic was found in Linux Kernel. Affected by this vulnerability is the function mvpp2_dbgfs_port_init of the file drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c of the component mvpp2. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The identifier VDB-211033 was assigned to this vulnerability.(CVE-2022-3535)

A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is the function nilfs_bmap_lookup_at_level of the file fs/nilfs2/inode.c of the component nilfs2. The manipulation leads to null pointer dereference. It is possible to launch the attack remotely. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211920.(CVE-2022-3621)

A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function follow_page_pte of the file mm/gup.c of the component BPF. The manipulation leads to race condition. The attack can be launched remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211921 was assigned to this vulnerability.(CVE-2022-3623)

A vulnerability was found in Linux Kernel. It has been classified as critical. This affects the function devlink_param_set/devlink_param_get of the file net/core/devlink.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier VDB-211929 was assigned to this vulnerability.(CVE-2022-3625)

A vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function tst_timer of the file drivers/atm/idt77252.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. VDB-211934 is the identifier assigned to this vulnerability.(CVE-2022-3635)

drivers/usb/mon/mon_bin.c in usbmon in the Linux kernel before 5.19.15 and 6.x before 6.0.1 allows a user-space client to corrupt the monitor's internal memory.(CVE-2022-43750)

A flaw use after free in the Linux kernel NILFS file system was found in the way user triggers function security_inode_alloc to fail with following call to function nilfs_mdt_destroy. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.(CVE-2022-2978)

A vulnerability was found in Linux Kernel. It has been declared as problematic. This vulnerability affects the function vsock_connect of the file net/vmw_vsock/af_vsock.c of the component IPsec. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. VDB-211930 is the identifier assigned to this vulnerability.(CVE-2022-3629)

VUL-0: CVE-2022-42432: kernel-source-rt,kernel-source-azure,kernel-source: nftables: leak of stale stack data to userspace via nf_osf_find()(CVE-2022-42432)

A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function nilfs_attach_log_writer of the file fs/nilfs2/segment.c of the component BPF. The manipulation leads to memory leak. The attack may be initiated remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211961 was assigned to this vulnerability.(CVE-2022-3646)

A vulnerability was found in Linux Kernel. It has been classified as critical. This affects the function devlink_param_set/devlink_param_get of the file net/core/devlink.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier VDB-211929 was assigned to this vulnerability.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896)
• net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)
• hw: cpu: AMD CPUs may transiently execute beyond unconditional direct branch (CVE-2021-26341)
• malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory (CVE-2021-33655)
• possible race condition in drivers/tty/tty_buffers.c (CVE-2022-1462)
• KVM: NULL pointer dereference in kvm_mmu_invpcid_gva (CVE-2022-1789)
• use-after-free in free_pipe_info() could lead to privilege escalation (CVE-2022-1882)
• KVM: nVMX: missing IBPB when exiting from nested guest can lead to Spectre v2 attacks (CVE-2022-2196)
• netfilter: nf_conntrack_irc message handling issue (CVE-2022-2663)
• race condition in xfrm_probe_algs can lead to OOB read/write (CVE-2022-3028)
• out-of-bounds read in fib_nh_match of the file net/ipv4/fib_semantics.c (CVE-2022-3435)
• race condition in hugetlb_no_page() in mm/hugetlb.c (CVE-2022-3522)
• memory leak in ipv6_renew_options() (CVE-2022-3524)
• data races around icsk->icsk_af_ops in do_ipv6_setsockopt (CVE-2022-3566)
• data races around sk->sk_prot (CVE-2022-3567)
• memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (CVE-2022-3619)
• denial of service in follow_page_pte in mm/gup.c due to poisoned pte entry (CVE-2022-3623)
• use-after-free after failed devlink reload in devlink_param_get (CVE-2022-3625)
• USB-accessible buffer overflow in brcmfmac (CVE-2022-3628)
• use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c (CVE-2022-3640)
• Double-free in split_2MB_gtt_entry when function intel_gvt_dma_map_guest_page failed (CVE-2022-3707)
• mptcp: NULL pointer dereference in subflow traversal at disconnect time (CVE-2022-4128)
• l2tp: missing lock when clearing sk_user_data can lead to NULL pointer dereference (CVE-2022-4129)
• igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (CVE-2022-20141)
• lockdown bypass using IMA (CVE-2022-21505)
• double free in usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c (CVE-2022-28388)
• network backend may cause Linux netfront to use freed SKBs (XSA-405) (CVE-2022-33743)
• unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188)
• TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED leading to guest malfunctioning (CVE-2022-39189)
• u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674)
• use-after-free related to leaf anon_vma double reuse (CVE-2022-42703)
• use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720)
• BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721)
• Denial of service in beacon protection for P2P-device (CVE-2022-42722)
• memory corruption in usbmon driver (CVE-2022-43750)
• NULL pointer dereference in traffic control subsystem (CVE-2022-47929)
• NULL pointer dereference in rawv6_push_pending_frames (CVE-2023-0394)
• use-after-free due to race condition in qdisc_graft() (CVE-2023-0590)
• use-after-free caused by invalid pointer hostname in fs/cifs/connect.c (CVE-2023-1195)
• denial of service in tipc_conn_close (CVE-2023-1382)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896)
• net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)
• cpu: AMD CPUs may transiently execute beyond unconditional direct branch (CVE-2021-26341)
• malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory (CVE-2021-33655)
• possible race condition in drivers/tty/tty_buffers.c (CVE-2022-1462)
• KVM: NULL pointer dereference in kvm_mmu_invpcid_gva (CVE-2022-1789)
• use-after-free in free_pipe_info() could lead to privilege escalation (CVE-2022-1882)
• KVM: nVMX: missing IBPB when exiting from nested guest can lead to Spectre v2 attacks (CVE-2022-2196)
• netfilter: nf_conntrack_irc message handling issue (CVE-2022-2663)
• race condition in xfrm_probe_algs can lead to OOB read/write (CVE-2022-3028)
• out-of-bounds read in fib_nh_match of the file net/ipv4/fib_semantics.c (CVE-2022-3435)
• race condition in hugetlb_no_page() in mm/hugetlb.c (CVE-2022-3522)
• memory leak in ipv6_renew_options() (CVE-2022-3524)
• data races around icsk->icsk_af_ops in do_ipv6_setsockopt (CVE-2022-3566)
• data races around sk->sk_prot (CVE-2022-3567)
• memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (CVE-2022-3619)
• denial of service in follow_page_pte in mm/gup.c due to poisoned pte entry (CVE-2022-3623)
• use-after-free after failed devlink reload in devlink_param_get (CVE-2022-3625)
• USB-accessible buffer overflow in brcmfmac (CVE-2022-3628)
• use after free flaw in l2cap_conn_del in net/bluetooth/l2cap_core.c (CVE-2022-3640)
• Double-free in split_2MB_gtt_entry when function intel_gvt_dma_map_guest_page failed (CVE-2022-3707)
• mptcp: NULL pointer dereference in subflow traversal at disconnect time (CVE-2022-4128)
• l2tp: missing lock when clearing sk_user_data can lead to NULL pointer dereference (CVE-2022-4129)
• igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (CVE-2022-20141)
• lockdown bypass using IMA (CVE-2022-21505)
• double free in usb_8dev_start_xmit in drivers/net/can/usb/usb_8dev.c (CVE-2022-28388)
• network backend may cause Linux netfront to use freed SKBs (XSA-405) (CVE-2022-33743)
• unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188)
• TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED leading to guest malfunctioning (CVE-2022-39189)
• u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674)
• use-after-free related to leaf anon_vma double reuse (CVE-2022-42703)
• use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720)
• BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721)
• Denial of service in beacon protection for P2P-device (CVE-2022-42722)
• memory corruption in usbmon driver (CVE-2022-43750)
• NULL pointer dereference in traffic control subsystem (CVE-2022-47929)
• NULL pointer dereference in rawv6_push_pending_frames (CVE-2023-0394)
• use-after-free due to race condition in qdisc_graft() (CVE-2023-0590)
• use-after-free caused by invalid pointer hostname in fs/cifs/connect.c (CVE-2023-1195)
• denial of service in tipc_conn_close (CVE-2023-1382)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)
• net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)
• hw: cpu: AMD CPUs may transiently execute beyond unconditional direct branch (CVE-2021-26341)
• malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory (CVE-2021-33655)
• when setting font with malicious data by ioctl PIO_FONT, kernel will write memory out of bounds (CVE-2021-33656)
• possible race condition in drivers/tty/tty_buffers.c (CVE-2022-1462)
• use-after-free in ath9k_htc_probe_device() could cause an escalation of privileges (CVE-2022-1679)
• KVM: NULL pointer dereference in kvm_mmu_invpcid_gva (CVE-2022-1789)
• KVM: nVMX: missing IBPB when exiting from nested guest can lead to Spectre v2 attacks (CVE-2022-2196)
• netfilter: nf_conntrack_irc message handling issue (CVE-2022-2663)
• race condition in xfrm_probe_algs can lead to OOB read/write (CVE-2022-3028)
• media: em28xx: initialize refcount before kref_get (CVE-2022-3239)
• race condition in hugetlb_no_page() in mm/hugetlb.c (CVE-2022-3522)
• memory leak in ipv6_renew_options() (CVE-2022-3524)
• data races around icsk->icsk_af_ops in do_ipv6_setsockopt (CVE-2022-3566)
• data races around sk->sk_prot (CVE-2022-3567)
• memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (CVE-2022-3619)
• denial of service in follow_page_pte in mm/gup.c due to poisoned pte entry (CVE-2022-3623)
• use-after-free after failed devlink reload in devlink_param_get (CVE-2022-3625)
• USB-accessible buffer overflow in brcmfmac (CVE-2022-3628)
• Double-free in split_2MB_gtt_entry when function intel_gvt_dma_map_guest_page failed (CVE-2022-3707)
• l2tp: missing lock when clearing sk_user_data can lead to NULL pointer dereference (CVE-2022-4129)
• igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (CVE-2022-20141)
• Executable Space Protection Bypass (CVE-2022-25265)
• Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP option (CVE-2022-30594)
• unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188)
• TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED leading to guest malfunctioning (CVE-2022-39189)
• Report vmalloc UAF in dvb-core/dmxdev (CVE-2022-41218)
• u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674)
• use-after-free related to leaf anon_vma double reuse (CVE-2022-42703)
• use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720)
• BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721)
• Denial of service in beacon protection for P2P-device (CVE-2022-42722)
• memory corruption in usbmon driver (CVE-2022-43750)
• NULL pointer dereference in traffic control subsystem (CVE-2022-47929)
• NULL pointer dereference in rawv6_push_pending_frames (CVE-2023-0394)
• use-after-free caused by invalid pointer hostname in fs/cifs/connect.c (CVE-2023-1195)
• Soft lockup occurred during __page_mapcount (CVE-2023-1582)
• slab-out-of-bounds read vulnerabilities in cbq_classify (CVE-2023-23454)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

The following packages have been upgraded to a later upstream version: kernel (4.18.0). (BZ#2122230, BZ#2122267)

Security Fix(es):

• use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)
• net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)
• hw: cpu: AMD CPUs may transiently execute beyond unconditional direct branch (CVE-2021-26341)
• malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory (CVE-2021-33655)
• when setting font with malicious data by ioctl PIO_FONT, kernel will write memory out of bounds (CVE-2021-33656)
• possible race condition in drivers/tty/tty_buffers.c (CVE-2022-1462)
• use-after-free in ath9k_htc_probe_device() could cause an escalation of privileges (CVE-2022-1679)
• KVM: NULL pointer dereference in kvm_mmu_invpcid_gva (CVE-2022-1789)
• KVM: nVMX: missing IBPB when exiting from nested guest can lead to Spectre v2 attacks (CVE-2022-2196)
• netfilter: nf_conntrack_irc message handling issue (CVE-2022-2663)
• race condition in xfrm_probe_algs can lead to OOB read/write (CVE-2022-3028)
• media: em28xx: initialize refcount before kref_get (CVE-2022-3239)
• race condition in hugetlb_no_page() in mm/hugetlb.c (CVE-2022-3522)
• memory leak in ipv6_renew_options() (CVE-2022-3524)
• data races around icsk->icsk_af_ops in do_ipv6_setsockopt (CVE-2022-3566)
• data races around sk->sk_prot (CVE-2022-3567)
• memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (CVE-2022-3619)
• denial of service in follow_page_pte in mm/gup.c due to poisoned pte entry (CVE-2022-3623)
• use-after-free after failed devlink reload in devlink_param_get (CVE-2022-3625)
• USB-accessible buffer overflow in brcmfmac (CVE-2022-3628)
• Double-free in split_2MB_gtt_entry when function intel_gvt_dma_map_guest_page failed (CVE-2022-3707)
• l2tp: missing lock when clearing sk_user_data can lead to NULL pointer dereference (CVE-2022-4129)
• igmp: use-after-free in ip_check_mc_rcu when opening and closing inet sockets (CVE-2022-20141)
• Executable Space Protection Bypass (CVE-2022-25265)
• Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP option (CVE-2022-30594)
• unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188)
• TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED leading to guest malfunctioning (CVE-2022-39189)
• Report vmalloc UAF in dvb-core/dmxdev (CVE-2022-41218)
• u8 overflow problem in cfg80211_update_notlisted_nontrans() (CVE-2022-41674)
• use-after-free related to leaf anon_vma double reuse (CVE-2022-42703)
• use-after-free in bss_ref_get in net/wireless/scan.c (CVE-2022-42720)
• BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c (CVE-2022-42721)
• Denial of service in beacon protection for P2P-device (CVE-2022-42722)
• memory corruption in usbmon driver (CVE-2022-43750)
• NULL pointer dereference in traffic control subsystem (CVE-2022-47929)
• NULL pointer dereference in rawv6_push_pending_frames (CVE-2023-0394)
• use-after-free caused by invalid pointer hostname in fs/cifs/connect.c (CVE-2023-1195)
• Soft lockup occurred during __page_mapcount (CVE-2023-1582)
• slab-out-of-bounds read vulnerabilities in cbq_classify (CVE-2023-23454)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

• cgroup: Use open-time cgroup namespace for process migration perm checks {CVE-2021-4197}
• cgroup: Use open-time credentials for process migraton perm checks {CVE-2021-4197}
• cgroup: cgroup.{procs,threads} factor out common parts
• cgroup: unify attach permission checking
• vt: drop old FONT ioctls {CVE-2021-33656}
• fbmem: Check virtual screen sizes in fb_set_var() {CVE-2021-33655}
• fbcon: Prevent that screen size is smaller than font size {CVE-2021-33655}
• fbcon: Disallow setting font bigger than screen size {CVE-2021-33655}
• KVM: nVMX: add missing consistency checks for CR0 and CR4 {CVE-2023-30456}
• net: usb: ax88179_178a: Fix packet receiving {CVE-2022-2964}
• net: usb: ax88179_178a: Fix out-of-bounds accesses in RX fixup {CVE-2022-2964}
• net: usb: ax88179_178a: fix packet alignment padding {CVE-2022-2964}
• ax88179_178a: Merge memcpy + le32_to_cpus to get_unaligned_le32
• KVM: x86/mmu: do compare-and-exchange of gPTE via the user address {CVE-2022-1158}
• RDMA/cma: Do not change route.addr.src_addr.ss_family {CVE-2021-4028}
• RDMA/cma: Make the locking for automatic state transition more clear
• ath10k: Validate first subframe of A-MSDU before processing the list {CVE-2020-24588}
• ath10k: drop MPDU which has discard flag set by firmware for SDIO {CVE-2020-24588}
• mac80211: drop A-MSDUs on old ciphers {CVE-2020-24588}
• cfg80211: mitigate A-MSDU aggregation attacks {CVE-2020-24588}
• ipv4: make exception cache less predictible {CVE-2021-20322}
• ipv4: use siphash instead of Jenkins in fnhe_hashfun() {CVE-2021-20322}
• ipv6: make exception cache less predictible {CVE-2021-20322}
• ipv6: use siphash in rt6_exception_hash() {CVE-2021-20322}
• ipv6: use jhash2() in rt6_exception_hash()
• psi: Fix uaf issue when psi trigger is destroyed while being polled {CVE-2022-2938}
• psi: fix possible trigger missing in the window
• cgroup: Allocate cgroup_file_ctx for kernfs_open_file->priv
• cgroup: make per-cgroup pressure stall tracking configurable
• netfilter: nf_tables_offload: incorrect flow offload action array size {CVE-2022-25636}
• netfilter: nftables_offload: KASAN slab-out-of-bounds Read in nft_flow_rule_create
• cgroup: fix psi monitor for root cgroup
• cgroup/cgroup.c: replace 'of->kn->priv' with of_cft()
• Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm {CVE-2022-42896}
• Bluetooth: L2CAP: Fix accepting connection request for invalid SPSM {CVE-2022-42896}
• devlink: Fix use-after-free after a failed reload {CVE-2022-3625}
• KVM: VMX: Execute IBPB on emulated VM-exit when guest has IBRS {CVE-2022-2196}
• net/sched: tcindex: update imperfect hash filters respecting rcu {CVE-2023-1281}
• seq_buf: Fix overflow in seq_buf_putmem_hex() {CVE-2023-28772}
• wifi: brcmfmac: slab-out-of-bounds read in brcmf_get_assoc_ies() {CVE-2023-1380}
• kvm: initialize all of the kvm_debugregs structure before sending it to userspace {CVE-2023-1513}
• Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work {CVE-2023-1989}
• net: sched: sch_qfq: prevent slab-out-of-bounds in qfq_activate_agg {CVE-2023-31436}
• cgroup-v1: Require capabilities to set release_agent {CVE-2022-0492}
• net: sched: fix use-after-free in tc_new_tfilter() {CVE-2022-1055}
• SUNRPC: Ensure we flush any closed sockets before xs_xprt_free() {CVE-2022-28893}
• net/sched: cls_u32: fix netns refcount changes in u32_change() {CVE-2022-29581}
• i2c: ismt: Fix an out-of-bounds bug in ismt_access() {CVE-2022-2873}
• ovl: fail on invalid uid/gid mapping at copy up {CVE-2023-0386}

• cgroup: Use open-time cgroup namespace for process migration perm checks {CVE-2021-4197}
• cgroup: Use open-time credentials for process migraton perm checks {CVE-2021-4197}
• vt: drop old FONT ioctls {CVE-2021-33656}
• fbmem: Check virtual screen sizes in fb_set_var() {CVE-2021-33655}
• fbcon: Prevent that screen size is smaller than font size {CVE-2021-33655}
• fbcon: Disallow setting font bigger than screen size {CVE-2021-33655}
• KVM: nVMX: add missing consistency checks for CR0 and CR4 {CVE-2023-30456}
• net: usb: ax88179_178a: Fix packet receiving
• ipv4: make exception cache less predictible {CVE-2021-20322}
• ipv4: use siphash instead of Jenkins in fnhe_hashfun() {CVE-2021-20322}
• ipv6: make exception cache less predictible {CVE-2021-20322}
• ipv6: use siphash in rt6_exception_hash() {CVE-2021-20322}
• ipv6: use jhash2() in rt6_exception_hash()
• psi: Fix uaf issue when psi trigger is destroyed while being polled {CVE-2022-2938}
• psi: fix possible trigger missing in the window
• cgroup: Allocate cgroup_file_ctx for kernfs_open_file->priv
• cgroup: make per-cgroup pressure stall tracking configurable
• netfilter: nf_tables_offload: incorrect flow offload action array size {CVE-2022-25636}
• netfilter: nftables_offload: KASAN slab-out-of-bounds Read in nft_flow_rule_create
• Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm {CVE-2022-42896}
• Bluetooth: L2CAP: Fix accepting connection request for invalid SPSM {CVE-2022-42896}
• devlink: Fix use-after-free after a failed reload {CVE-2022-3625}
• KVM: VMX: Execute IBPB on emulated VM-exit when guest has IBRS {CVE-2022-2196}
• net/sched: tcindex: update imperfect hash filters respecting rcu {CVE-2023-1281}
• seq_buf: Fix overflow in seq_buf_putmem_hex() {CVE-2023-28772}
• wifi: brcmfmac: slab-out-of-bounds read in brcmf_get_assoc_ies() {CVE-2023-1380}
• kvm: initialize all of the kvm_debugregs structure before sending it to userspace {CVE-2023-1513}
• Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work {CVE-2023-1989}
• net: sched: sch_qfq: prevent slab-out-of-bounds in qfq_activate_agg {CVE-2023-31436}
• cgroup-v1: Require capabilities to set release_agent {CVE-2022-0492}
• net: sched: fix use-after-free in tc_new_tfilter() {CVE-2022-1055}
• SUNRPC: Ensure we flush any closed sockets before xs_xprt_free() {CVE-2022-28893}
• net/sched: cls_u32: fix netns refcount changes in u32_change() {CVE-2022-29581}
• i2c: ismt: Fix an out-of-bounds bug in ismt_access() {CVE-2022-2873}
• RDMA/cma: Do not change route.addr.src_addr.ss_family {CVE-2021-4028}
• net: usb: ax88179_178a: Fix out-of-bounds accesses in RX fixup {CVE-2022-2964}
• KVM: x86/mmu: do compare-and-exchange of gPTE via the user address {CVE-2022-1158}
• ovl: fail on invalid uid/gid mapping at copy up {CVE-2023-0386}

• CVE-2026-31602
  • ALSA: ctxfi: Limit PTP to a single page {CVE-2026-31602}
• CVE-2026-43241
  • ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access {CVE-2026-43241}
• CVE-2026-23281
  • wifi: libertas: fix use-after-free in lbs_free_adapter() {CVE-2026-23281}
• CVE-2025-71116
  • libceph: make decode_pool() more resilient against corrupted osdmaps {CVE-2025-71116}
• CVE-2022-49892
  • ftrace: Fix use-after-free for dynamic ftrace_ops {CVE-2022-49892}
• CVE-2022-3625
  • devlink: Fix use-after-free after a failed reload {CVE-2022-3625}
• CVE-2022-50552
  • blk-mq: use quiesced elevator switch when reinitializing queues {CVE-2022-50552}
• CVE-2026-31581
  • ALSA: 6fire: fix use-after-free on disconnect {CVE-2026-31581}
• CVE-2025-68366
  • nbd: defer config unlock in nbd_genl_connect {CVE-2025-68366}
• CVE-2026-43203
  • atm: fore200e: fix use-after-free in tasklets during device removal {CVE-2026-43203}
• CVE-2026-23361
  • PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry {CVE-2026-23361}
• CVE-2025-71082
  • Bluetooth: btusb: revert use of devm_kzalloc in btusb {CVE-2025-71082}
• CVE-2025-71199
  • iio: adc: at91-sama5d2_adc: Fix potential use-after-free in sama5d2_adc driver {CVE-2025-71199}
• CVE-2026-31626
  • staging: rtl8723bs: initialize le_tmp64 in rtw_BIP_verify() {CVE-2026-31626}
• CVE-2026-43427
  • usb: class: cdc-wdm: fix reordering issue in read code path {CVE-2026-43427}
• CVE-2025-71136
  • media: adv7842: Avoid possible out-of-bounds array accesses in adv7842_cp_log_status() {CVE-2025-71136}
• CVE-2026-31780
  • wifi: wilc1000: fix u8 overflow in SSID scan buffer size calculation {CVE-2026-31780}
• CVE-2026-43052
  • wifi: mac80211: check tdls flag in ieee80211_tdls_oper {CVE-2026-43052}
• CVE-2026-43386
  • staging: rtl8723bs: fix potential out-of-bounds read in rtw_restruct_wmm_ie {CVE-2026-43386}
• CVE-2026-43370
  • drm/amdgpu: Fix use-after-free race in VM acquire {CVE-2026-43370}
• CVE-2026-43011
  • net/x25: Fix potential double free of skb {CVE-2026-43011}
• CVE-2026-43027
  • netfilter: nf_conntrack_helper: pass helper to expect cleanup {CVE-2026-43027}
• CVE-2026-43020
  • Bluetooth: MGMT: validate LTK enc_size on load {CVE-2026-43020}
• CVE-2026-31748
  • comedi: me_daq: Fix potential overrun of firmware buffer {CVE-2026-31748}
• CVE-2026-31747
  • comedi: me4000: Fix potential overrun of firmware buffer {CVE-2026-31747}
• CVE-2026-31696
  • rxrpc: Fix missing validation of ticket length in non-XDR key preparsing {CVE-2026-31696}
• CVE-2026-31452
  • ext4: convert inline data to extents when truncate exceeds inline size {CVE-2026-31452}
• CVE-2026-31399
  • nvdimm/bus: Fix potential use after free in asynchronous initialization {CVE-2026-31399}
• CVE-2026-43450
  • netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() {CVE-2026-43450}
• CVE-2024-26988
  • init/main.c: Fix potential static_command_line memory overflow {CVE-2024-26988}
• Miscellaneous upstream changes
  • ubuntu20: de-symlink debian/changelog to a real copy
• Bump ABI 5.4.0-232

The SUSE Linux Enterprise 15 SP3 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bnc#1198702).
• CVE-2022-2153: Fixed vulnerability in KVM that could allow an unprivileged local attacker on the host to cause DoS (bnc#1200788).
• CVE-2022-2964, CVE-2022-28748: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686 bsc#1196018).
• CVE-2022-2978: Fixed use-after-free in the NILFS file system that could lead to local privilege escalation or DoS (bnc#1202700).
• CVE-2022-3169: Fixed a denial of service flaw which occurs when consecutive requests to NVME_IOCTL_RESET and the NVME_IOCTL_SUBSYS_RESET are sent (bnc#1203290).
• CVE-2022-3176: Fixed use-after-free in io_uring when using POLLFREE (bnc#1203391).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c (bnc#1204355).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bnc#1204354).
• CVE-2022-3535: Fixed memory leak in mvpp2_dbgfs_port_init() in drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c (bnc#1204417).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bnc#1204402).
• CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bnc#1204431).
• CVE-2022-3577: Fixed out-of-bounds memory write flaw in bigben device driver that could lead to local privilege escalation or DoS (bnc#1204470).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bnc#1204439).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bnc#1204479).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bnc#1204574).
• CVE-2022-3623: Fixed race condition in follow_page_pte() (mm/gup.c) (bsc#1204575).
• CVE-2022-3625: Fixed use-after-free in devlink_param_set()/devlink_param_get() in net/core/devlink.c (bnc#1204637).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bnc#1204635).
• CVE-2022-3640: Fixed use-after-free in l2cap_conn_del() in net/bluetooth/l2cap_core.c (bnc#1204619).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bnc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bnc#1204647).
• CVE-2022-39189: Fixed a flaw in the x86 KVM subsystem that could allow unprivileged guest users to compromise the guest kernel via TLB flush operations on preempted vCPU (bnc#1203066).
• CVE-2022-40768: Fixed information disclosure in stex_queuecommand_lck (bnc#1203514).
• CVE-2022-41674: Fixed a DoS issue where kernel can crash on the reception of specific WiFi Frames (bsc#1203770).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
• CVE-2022-42719: Fixed MBSSID parsing use-after-free. (bsc#1204051)
• CVE-2022-42720: Fixed BSS refcounting bugs. (bsc#1204059)
• CVE-2022-42721: Avoid nontransmitted BSS list corruption. (bsc#1204060)
• CVE-2022-42722: Fixed crash in beacon protection for P2P-device. (bsc#1204125)
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bnc#1204653).

The following non-security bugs were fixed:

• acpi: APEI: do not add task_work to kernel thread to avoid memory leak (git-fixes).
• acpi: HMAT:…

The SUSE Linux Enterprise 15-SP3 RT kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-2964, CVE-2022-28748: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686 bsc#1196018).
• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bnc#1198702).
• CVE-2022-2153: Fixed vulnerability in KVM that could allow an unprivileged local attacker on the host to cause DoS (bnc#1200788).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bnc#1204354).
• CVE-2022-2978: Fixed use-after-free in the NILFS file system that could lead to local privilege escalation or DoS (bnc#1202700).
• CVE-2022-3176: Fixed use-after-free in io_uring when using POLLFREE (bnc#1203391).
• CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c (bnc#1204355).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3535: Fixed memory leak in mvpp2_dbgfs_port_init() in drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c (bnc#1204417).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bnc#1204402).
• CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bnc#1204431).
• CVE-2022-3577: Fixed out-of-bounds memory write flaw in bigben device driver that could lead to local privilege escalation or DoS (bnc#1204470).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bnc#1204439).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bnc#1204479).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bnc#1204574).
• CVE-2022-3625: Fixed use-after-free in devlink_param_set()/devlink_param_get() in net/core/devlink.c (bnc#1204637).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bnc#1204635).
• CVE-2022-3640: Fixed use-after-free in l2cap_conn_del() in net/bluetooth/l2cap_core.c (bnc#1204619).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bnc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bnc#1204647).
• CVE-2022-39189: Fixed a flaw in the x86 KVM subsystem that could allow unprivileged guest users to compromise the guest kernel via TLB flush operations on preempted vCPU (bnc#1203066).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bnc#1204653).

The following non-security bugs were fixed:

• ACPI: APEI: do not add task_work to kernel thread to avoid memory leak (git-fixes).
• ACPI: HMAT: Release platform device in case of platform_device_add_data() fails (git-fixes).
• ACPI: extlog: Handle multiple records (git-fixes).
• ACPI: video: Add Toshiba Satellite/Portege Z830 quirk (git-fixes).
• ALSA: Use del_timer_sync() before freeing timer (git-fixes).
• ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() (git-fixes).
• ALSA: aoa: Fix I2S device accounting (git-fixes).
• ALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev() (git-fixes).
• ALSA: asihpi - Remove useless code in hpi_meter_get_peak() (git-fixes).
• ALSA: au88x0: use explicitly signed char (git-fixes).
• ALSA: dmaengine: increment buffer pointer atomically (git-fixes).
• ALSA: hda/hdmi: Do not skip notification handling during PM…

The SUSE Linux Enterprise 15-SP4 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-1882: Fixed a use-after-free flaw in free_pipe_info() that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1199904).
• CVE-2022-2153: Fixed vulnerability in KVM that could allow an unprivileged local attacker on the host to cause DoS (bnc#1200788).
• CVE-2022-2964, CVE-2022-28748: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686 bsc#1196018).
• CVE-2022-2978: Fixed use-after-free in the NILFS file system that could lead to local privilege escalation or DoS (bnc#1202700).
• CVE-2022-3169: Fixed a denial of service flaw which occurs when consecutive requests to NVME_IOCTL_RESET and the NVME_IOCTL_SUBSYS_RESET are sent (bnc#1203290).
• CVE-2022-33981: Fixed a use-after-free in floppy driver (bnc#1200692).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3435: Fixed an out-of-bounds read in fib_nh_match() of the file net/ipv4/fib_semantics.c (bsc#1204171).
• CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c (bnc#1204355).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bnc#1204354).
• CVE-2022-3526: Fixed a memory leak in macvlan_handle_frame() from drivers/net/macvlan.c (bnc#1204353).
• CVE-2022-3535: Fixed memory leak in mvpp2_dbgfs_port_init() in drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c (bnc#1204417).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bnc#1204402).
• CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bnc#1204431).
• CVE-2022-3577: Fixed out-of-bounds memory write flaw in bigben device driver that could lead to local privilege escalation or DoS (bnc#1204470).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bnc#1204439).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bnc#1204479).
• CVE-2022-3619: Fixed memory leak in l2cap_recv_acldata() in net/bluetooth/l2cap_core.c of the component (bnc#1204569).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bnc#1204574).
• CVE-2022-3625: Fixed use-after-free in devlink_param_set()/devlink_param_get() in net/core/devlink.c (bnc#1204637).
• CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker() in wifi/brcmfmac (bsc#1204868).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bnc#1204635).
• CVE-2022-3633: Fixed memory leak in j1939_session_destroy() in net/can/j1939/transport.c (bnc#1204650).
• CVE-2022-3640: Fixed use-after-free in l2cap_conn_del() in net/bluetooth/l2cap_core.c (bnc#1204619).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bnc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bnc#1204647).
• CVE-2022-40476: Fixed a null pointer dereference in fs/io_uring.c (bnc#1203435).
• CVE-2022-40768: Fixed information leak in the scsi driver which allowed local users to obtain sensitive information from kernel memory (bnc#1203514).
• CVE-2022-41674: Fixed a DoS issue where kernel can crash on the reception of specific WiFi Frames (bsc#1203770).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
• CVE-2022-42719: Fixed MBSSID parsing use-after-free. (bsc#1204051)
• CVE-2022-42720: Fixed BSS refcounting bugs. (bsc#1204059)
• CVE-2022-42721: Avoid nontransmitted BSS list corruption.…

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bnc#1198702).
• CVE-2022-2153: Fixed vulnerability in KVM that could allow an unprivileged local attacker on the host to cause DoS (bnc#1200788).
• CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686).
• CVE-2022-2978: Fixed use-after-free in the NILFS file system that could lead to local privilege escalation or DoS (bnc#1202700).
• CVE-2022-3176: Fixed use-after-free in io_uring when using POLLFREE (bnc#1203391).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c (bnc#1204355).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bnc#1204354).
• CVE-2022-3535: Fixed memory leak in mvpp2_dbgfs_port_init() in drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c (bnc#1204417).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bnc#1204402).
• CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bnc#1204431).
• CVE-2022-3577: Fixed out-of-bounds memory write flaw in bigben device driver that could lead to local privilege escalation or DoS (bnc#1204470).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bnc#1204439).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bnc#1204479).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bnc#1204574).
• CVE-2022-3625: Fixed use-after-free in devlink_param_set()/devlink_param_get() in net/core/devlink.c (bnc#1204637).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bnc#1204635).
• CVE-2022-3640: Fixed use-after-free in l2cap_conn_del() in net/bluetooth/l2cap_core.c (bnc#1204619).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bnc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bnc#1204647).
• CVE-2022-39189: Fixed a flaw in the x86 KVM subsystem that could allow unprivileged guest users to compromise the guest kernel via TLB flush operations on preempted vCPU (bnc#1203066).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bnc#1204653).

The following non-security bugs were fixed:

• ACPI: APEI: do not add task_work to kernel thread to avoid memory leak (git-fixes).
• ACPI: HMAT: Release platform device in case of platform_device_add_data() fails (git-fixes).
• ACPI: extlog: Handle multiple records (git-fixes).
• ACPI: processor idle: Practically limit 'Dummy wait' workaround to old Intel systems (bnc#1203802).
• ACPI: video: Add Toshiba Satellite/Portege Z830 quirk (git-fixes).
• ALSA: Use del_timer_sync() before freeing timer (git-fixes).
• ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() (git-fixes).
• ALSA: aoa: Fix I2S device accounting (git-fixes).
• ALSA: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev() (git-fixes).
• ALSA: asihpi - Remove useless code in hpi_meter_get_peak() (git-fixes).
• ALSA: au88x0: use explicitly signed char (git-fixes).
• ALSA: dmaengine: increment buffer pointer atomically…

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-28748: Fixed a leak of kernel memory over the network by ax88179_178a devices (bsc#1196018).
• CVE-2022-1882: Fixed a use-after-free flaw in free_pipe_info() that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1199904).
• CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686).
• CVE-2022-3169: Fixed an denial of service though request to NVME_IOCTL_RESET and NVME_IOCTL_SUBSYS_RESET (bsc#1203290).
• CVE-2022-33981: Fixed a use-after-free in floppy driver (bnc#1200692).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3435: Fixed an out-of-bounds read in fib_nh_match() of the file net/ipv4/fib_semantics.c (bsc#1204171).
• CVE-2022-3521: Fixed race condition in kcm_tx_work() in net/kcm/kcmsock.c (bnc#1204355).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bnc#1204354).
• CVE-2022-3526: Fixed a memory leak in macvlan_handle_frame() from drivers/net/macvlan.c (bnc#1204353).
• CVE-2022-3545: Fixed use-after-free in area_cache_get() in drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bnc#1204415).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bnc#1204431).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bnc#1204574).
• CVE-2022-3625: Fixed use-after-free in devlink_param_set()/devlink_param_get() in net/core/devlink.c (bnc#1204637).
• CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker() in wifi/brcmfmac (bsc#1204868).
• CVE-2022-3640: Fixed use-after-free in l2cap_conn_del() in net/bluetooth/l2cap_core.c (bnc#1204619).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bnc#1204646).
• CVE-2022-40476: Fixed a null pointer dereference in fs/io_uring.c (bnc#1203435).
• CVE-2022-40768: Fixed information disclosure in stex_queuecommand_lck (bnc#1203514).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bnc#1204653).

The following non-security bugs were fixed:

• acpi: APEI: do not add task_work to kernel thread to avoid memory leak (git-fixes).
• acpi: HMAT: Release platform device in case of platform_device_add_data() fails (git-fixes).
• acpi: extlog: Handle multiple records (git-fixes).
• acpi: tables: FPDT: Do not call acpi_os_map_memory() on invalid phys address (git-fixes).
• acpi: video: Add Toshiba Satellite/Portege Z830 quirk (git-fixes).
• acpi: video: Make backlight class device registration a separate step (v2) (git-fixes).
• acpi: x86: Add a quirk for Dell Inspiron 14 2-in-1 for StorageD3Enable (git-fixes).
• alsa: Use del_timer_sync() before freeing timer (git-fixes).
• alsa: ac97: fix possible memory leak in snd_ac97_dev_register() (git-fixes).
• alsa: aoa: Fix I2S device accounting (git-fixes).
• alsa: aoa: i2sbus: fix possible memory leak in i2sbus_add_dev() (git-fixes).
• alsa: asihpi - Remove useless code in hpi_meter_get_peak() (git-fixes).
• alsa: au88x0: use explicitly signed char (git-fixes).
• alsa: dmaengine: increment buffer pointer atomically (git-fixes).
• alsa: hda/cs_dsp_ctl: Fix mutex inversion when creating controls (bsc#1203699).
• alsa: hda/hdmi: Do not skip notification handling during PM operation (git-fixes).
• alsa: hda/hdmi: Fix the converter allocation for the silent stream (git-fixes).
• alsa: hda/hdmi: Fix the converter reuse for the silent stream (git-fixes).
• alsa: hda/hdmi: change type for the 'assigned' variable (git-fixes).
• alsa: hda/realtek: Add Intel Reference SSID to support headset keys (git-fixes).
• alsa: hda/realtek: Add another HP ZBook G9 model quirks (bsc#1203699). -…

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
• CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file drivers/atm/idt77252.c (bsc#1204631).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-41850: Fixed a race condition in roccat_report_event() in drivers/hid/hid-roccat.c (bsc#1203960).
• CVE-2022-45934: Fixed a integer wraparound via L2CAP_CONF_REQ packets in l2cap_config_req in net/bluetooth/l2cap_core.c (bsc#1205796).
• CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker() in wifi/brcmfmac (bsc#1204868).
• CVE-2022-3567: Fixed a to race condition in inet6_stream_ops()/inet6_dgram_ops() (bsc#1204414).
• CVE-2022-41858: Fixed a denial of service in sl_tx_timeout() in drivers/net/slip (bsc#1205671).
• CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).
• CVE-2022-4095: Fixed a use-after-free in rtl8712 driver (bsc#1205514).
• CVE-2022-3903: Fixed a denial of service with the Infrared Transceiver USB driver (bsc#1205220).
• CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bsc#1202686).
• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bsc#1198702).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bsc#1204653).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bsc#1204402).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bsc#1204635).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bsc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bsc#1204647).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bsc#1204574).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bsc#1204479).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bsc#1204439).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bsc#1204431).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bsc#1204354).
• CVE-2022-40768: Fixed information leak in the scsi driver which allowed local users to obtain sensitive information from kernel memory (bsc#1203514).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bsc#1204168).
• CVE-2022-3169: Fixed an denial of service though request to NVME_IOCTL_RESET and NVME_IOCTL_SUBSYS_RESET (bsc#1203290).
• CVE-2022-40307: Fixed a race condition that could had been exploited to trigger a use-after-free in the efi firmware capsule-loader.c (bsc#1203322).
• CVE-2022-4139: Fixed an issue with the i915 driver that allowed the GPU to access any physical memory (bsc#1205700).
• CVE-2022-4129: Fixed a denial of service with the Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. (bsc#1205711)
• CVE-2022-42896: Fixed a use-after-free vulnerability in the net/bluetooth/l2cap_core.c's l2cap_connect() and l2cap_le_connect_req() which may have allowed code execution and leaking kernel memory (respectively) remotely via Bluetooth (bsc#1205709).
• CVE-2022-42895: Fixed an information leak in the net/bluetooth/l2cap_core.c's l2cap_parse_conf_req() which can be used to leak kernel pointers remotely (bsc#1205705). -…

The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
• CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file drivers/atm/idt77252.c (bsc#1204631).
• CVE-2022-41850: Fixed a race condition in roccat_report_event() in drivers/hid/hid-roccat.c (bsc#1203960).
• CVE-2022-45934: Fixed a integer wraparound via L2CAP_CONF_REQ packets in l2cap_config_req in net/bluetooth/l2cap_core.c (bsc#1205796).
• CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker() in wifi/brcmfmac (bsc#1204868).
• CVE-2022-3567: Fixed a to race condition in inet6_stream_ops()/inet6_dgram_ops() (bsc#1204414).
• CVE-2022-41858: Fixed a denial of service in sl_tx_timeout() in drivers/net/slip (bsc#1205671).
• CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).
• CVE-2022-4095: Fixed a use-after-free in rtl8712 driver (bsc#1205514).
• CVE-2022-3903: Fixed a denial of service with the Infrared Transceiver USB driver (bsc#1205220).
• CVE-2022-42895: Fixed an information leak in the net/bluetooth/l2cap_core.c's l2cap_parse_conf_req() which can be used to leak kernel pointers remotely (bsc#1205705).
• CVE-2022-42896: Fixed a use-after-free vulnerability in the net/bluetooth/l2cap_core.c's l2cap_connect() and l2cap_le_connect_req() which may have allowed code execution and leaking kernel memory (respectively) remotely via Bluetooth (bsc#1205709).
• CVE-2022-2602: Fixed a local privilege escalation vulnerability involving Unix socket Garbage Collection and io_uring (bsc#1204228).
• CVE-2022-4139: Fixed an issue with the i915 driver that allowed the GPU to access any physical memory (bsc#1205700).
• CVE-2022-4129: Fixed a denial of service with the Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. (bsc#1205711)
• CVE-2022-3707: Fixed a double free in the Intel GVT-g graphics driver (bsc#1204780).
• CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bsc#1202686).
• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bsc#1198702).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bsc#1204653).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bsc#1204402).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bsc#1204635).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bsc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bsc#1204647).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bsc#1204574).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bsc#1204479).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bsc#1204439).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bsc#1204431).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bsc#1204354).
• CVE-2022-40768: Fixed information leak in the scsi driver which allowed local users to obtain sensitive information from kernel memory (bsc#1203514).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bsc#1204168).
• CVE-2022-3169: Fixed an denial of service though request to NVME_IOCTL_RESET and NVME_IOCTL_SUBSYS_RESET (bsc#1203290).
• CVE-2022-40307: Fixed a race condition that could had been exploited to trigger a…

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
• CVE-2022-42328: Guests could trigger denial of service via the netback driver (bsc#1206114).
• CVE-2022-42329: Guests could trigger denial of service via the netback driver (bsc#1206113).
• CVE-2022-3643: Guests could trigger NIC interface reset/abort/crash via netback driver (bsc#1206113).
• CVE-2022-3633: Fixed a memory leak in j1939_session_destroy of the file net/can/j1939/transport.c (bsc#1204650).
• CVE-2022-3114: Fixed a denial of service in imx_register_uart_clocks() in drivers/clk/imx/clk.c (bsc#1206391).
• CVE-2022-3619: Fixed a memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c (bsc#1204569).
• CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file drivers/atm/idt77252.c (bsc#1204631).
• CVE-2022-41850: Fixed a race condition in roccat_report_event() in drivers/hid/hid-roccat.c (bsc#1203960).
• CVE-2022-45934: Fixed a integer wraparound via L2CAP_CONF_REQ packets in l2cap_config_req in net/bluetooth/l2cap_core.c (bsc#1205796).
• CVE-2022-3567: Fixed a to race condition in inet6_stream_ops()/inet6_dgram_ops() (bsc#1204414).
• CVE-2022-41858: Fixed a denial of service in sl_tx_timeout() in drivers/net/slip (bsc#1205671).
• CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).
• CVE-2022-4095: Fixed a use-after-free in rtl8712 driver (bsc#1205514).
• CVE-2022-3903: Fixed a denial of service with the Infrared Transceiver USB driver (bsc#1205220).
• CVE-2022-42896: Fixed a use-after-free vulnerability in the net/bluetooth/l2cap_core.c's l2cap_connect() and l2cap_le_connect_req() which may have allowed code execution and leaking kernel memory (respectively) remotely via Bluetooth (bsc#1205709).
• CVE-2022-42895: Fixed an information leak in the net/bluetooth/l2cap_core.c's l2cap_parse_conf_req() which can be used to leak kernel pointers remotely (bsc#1205705).
• CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204166).
• CVE-2022-3628: Fixed potential buffer overflow in brcmf_fweh_event_worker() in wifi/brcmfmac (bsc#1204868).
• CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bsc#1202686).
• CVE-2021-4037: Fixed function logic vulnerability that allowed local users to create files for the XFS file-system with an unintended group ownership and with group execution and SGID permission bits set (bsc#1198702).
• CVE-2022-43750: Fixed vulnerability in usbmon that allowed a user-space client to corrupt the monitor's internal memory (bsc#1204653).
• CVE-2022-3542: Fixed memory leak in bnx2x_tpa_stop() in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c (bsc#1204402).
• CVE-2022-3629: Fixed memory leak in vsock_connect() in net/vmw_vsock/af_vsock.c (bsc#1204635).
• CVE-2022-3646: Fixed memory leak in nilfs_attach_log_writer() in fs/nilfs2/segment.c (bsc#1204646).
• CVE-2022-3649: Fixed use-after-free in nilfs_new_inode() in fs/nilfs2/inode.c (bsc#1204647).
• CVE-2022-3621: Fixed null pointer dereference in nilfs_bmap_lookup_at_level() in fs/nilfs2/inode.c (bsc#1204574).
• CVE-2022-3594: Fixed excessive data logging in intr_callback() in drivers/net/usb/r8152.c (bsc#1204479).
• CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bsc#1204439).
• CVE-2022-3565: Fixed use-after-free in del_timer() in drivers/isdn/mISDN/l1oip_core.c (bsc#1204431).
• CVE-2022-3524: Fixed memory leak in ipv6_renew_options() in the IPv6 handler (bsc#1204354).
• CVE-2022-40768: Fixed information leak in the scsi driver which allowed local users to obtain sensitive information from kernel memory (bsc#1203514).
• CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma…

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42703)

It was discovered that a race condition existed in the memory address space accounting implementation in the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-41222)

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422)

It was discovered that the KVM implementation in the Linux kernel did not properly handle virtual CPUs without APICs in certain situations. A local attacker could possibly use this to cause a denial of service (host system crash). (CVE-2022-2153)

Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978)

Johannes Wikner and Kaveh Razavi discovered that for some Intel x86-64 processors, the Linux kernel's protections against speculative branch target injection attacks were insufficient in some circumstances. A local attacker could possibly use this to expose sensitive information. (CVE-2022-29901)

Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028)

It was discovered that the Netlink device interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability with some network device drivers. A local attacker with admin access to the network device could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-3625)

It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635)

Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)

Sönke Huster discovered that a use-after-free vulnerability existed in the WiFi driver stack in the Linux kernel. A physically proximate attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42719)

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42703)

It was discovered that a race condition existed in the memory address space accounting implementation in the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-41222)

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422)

It was discovered that the KVM implementation in the Linux kernel did not properly handle virtual CPUs without APICs in certain situations. A local attacker could possibly use this to cause a denial of service (host system crash). (CVE-2022-2153)

Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978)

Johannes Wikner and Kaveh Razavi discovered that for some Intel x86-64 processors, the Linux kernel's protections against speculative branch target injection attacks were insufficient in some circumstances. A local attacker could possibly use this to expose sensitive information. (CVE-2022-29901)

Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028)

It was discovered that the Netlink device interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability with some network device drivers. A local attacker with admin access to the network device could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-3625)

It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635)

Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)

Sönke Huster discovered that a use-after-free vulnerability existed in the WiFi driver stack in the Linux kernel. A physically proximate attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42719)

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42703)

It was discovered that a race condition existed in the memory address space accounting implementation in the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-41222)

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422)

It was discovered that the KVM implementation in the Linux kernel did not properly handle virtual CPUs without APICs in certain situations. A local attacker could possibly use this to cause a denial of service (host system crash). (CVE-2022-2153)

Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978)

Johannes Wikner and Kaveh Razavi discovered that for some Intel x86-64 processors, the Linux kernel's protections against speculative branch target injection attacks were insufficient in some circumstances. A local attacker could possibly use this to expose sensitive information. (CVE-2022-29901)

Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028)

It was discovered that the Netlink device interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability with some network device drivers. A local attacker with admin access to the network device could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-3625)

It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635)

Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)

Sönke Huster discovered that a use-after-free vulnerability existed in the WiFi driver stack in the Linux kernel. A physically proximate attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-42719)

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422)

Hsin-Wei Hung discovered that the BPF subsystem in the Linux kernel contained an out-of-bounds read vulnerability in the x86 JIT compiler. A local attacker could possibly use this to cause a denial of service (system crash) or expose sensitive information (kernel memory). (CVE-2022-2905)

Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978)

Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028)

It was discovered that the Netlink device interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability with some network device drivers. A local attacker with admin access to the network device could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-3625)

It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635)

Gwangun Jung discovered that the netfilter subsystem in the Linux kernel did not properly prevent binding to an already bound chain. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-39190)

Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422)

Hsin-Wei Hung discovered that the BPF subsystem in the Linux kernel contained an out-of-bounds read vulnerability in the x86 JIT compiler. A local attacker could possibly use this to cause a denial of service (system crash) or expose sensitive information (kernel memory). (CVE-2022-2905)

Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978)

Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028)

It was discovered that the Netlink device interface implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability with some network device drivers. A local attacker with admin access to the network device could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-3625)

It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635)

Gwangun Jung discovered that the netfilter subsystem in the Linux kernel did not properly prevent binding to an already bound chain. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-39190)

Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)