CVE-2022-2078

The Linux Kernel, the operating system core itself.

Security Fix(es):

drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.(CVE-2022-33981)

A vulnerability was found in the Linux kernel's nft_set_desc_concat_parse() function .This flaw allows an attacker to trigger a buffer overflow via nft_set_desc_concat_parse() , causing a denial of service and possibly to run code.(CVE-2022-2078)

No description is available for this CVE.(CVE-2022-2153)

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

Security Fix(es):

• off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516)

• Race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference (CVE-2020-36558)

• use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2021-3640)

• Memory leak for large arguments in video_usercopy function in drivers/media/v4l2-core/v4l2-ioctl.c (CVE-2021-30002)

• smb2_ioctl_query_info NULL Pointer Dereference (CVE-2022-0168)

• NULL pointer dereference in udf_expand_file_adinicbdue() during writeback (CVE-2022-0617)

• swiotlb information leak with DMA_FROM_DEVICE (CVE-2022-0854)

• Uninitialized registers on stack in nft_do_chain can cause kernel pointer leakage to UM (CVE-2022-1016)

• Race condition in snd_pcm_hw_free leading to use-after-free (CVE-2022-1048)

• use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)

• use-after-free and memory errors in ext4 when mounting and operating on a corrupted image (CVE-2022-1184)

• NULL pointer dereference in x86_emulate_insn may lead to DoS (CVE-2022-1852)

• buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)

• nf_tables cross-table potential use-after-free may lead to local privilege escalation (CVE-2022-2586)

• openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)

• use-after-free when psi trigger is destroyed while being polled (CVE-2022-2938)

• net/packet: slab-out-of-bounds access in packet_recvmsg() (CVE-2022-20368)

• possible to use the debugger to write zero into a location of choice (CVE-2022-21499)

• Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)

• Memory leak in drivers/hid/hid-elo.c (CVE-2022-27950)

• Double free in ems_usb_start_xmit in drivers/net/can/usb/ems_usb.c (CVE-2022-28390)

• Use after free in SUNRPC subsystem (CVE-2022-28893)

• use-after-free due to improper update of reference count in net/sched/cls_u32.c (CVE-2022-29581)

• DoS in nfqnl_mangle in net/netfilter/nfnetlink_queue.c (CVE-2022-36946)

• nfs_atomic_open() returns uninitialized data instead of ENOTDIR (CVE-2022-24448)

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 Rocky Linux 8.7 Release Notes linked from the References section.

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

Security Fix(es):

• off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516)

• race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference (CVE-2020-36558)

• use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2021-3640)

• memory leak for large arguments in video_usercopy function in drivers/media/v4l2-core/v4l2-ioctl.c (CVE-2021-30002)

• smb2_ioctl_query_info NULL Pointer Dereference (CVE-2022-0168)

• NULL pointer dereference in udf_expand_file_adinicbdue() during writeback (CVE-2022-0617)

• swiotlb information leak with DMA_FROM_DEVICE (CVE-2022-0854)

• uninitialized registers on stack in nft_do_chain can cause kernel pointer leakage to UM (CVE-2022-1016)

• race condition in snd_pcm_hw_free leading to use-after-free (CVE-2022-1048)

• use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)

• use-after-free and memory errors in ext4 when mounting and operating on a corrupted image (CVE-2022-1184)

• NULL pointer dereference in x86_emulate_insn may lead to DoS (CVE-2022-1852)

• buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)

• nf_tables cross-table potential use-after-free may lead to local privilege escalation (CVE-2022-2586)

• openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)

• use-after-free when psi trigger is destroyed while being polled (CVE-2022-2938)

• net/packet: slab-out-of-bounds access in packet_recvmsg() (CVE-2022-20368)

• possible to use the debugger to write zero into a location of choice (CVE-2022-21499)

• Spectre-BHB (CVE-2022-23960)

• Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)

• memory leak in drivers/hid/hid-elo.c (CVE-2022-27950)

• double free in ems_usb_start_xmit in drivers/net/can/usb/ems_usb.c (CVE-2022-28390)

• use after free in SUNRPC subsystem (CVE-2022-28893)

• use-after-free due to improper update of reference count in net/sched/cls_u32.c (CVE-2022-29581)

• DoS in nfqnl_mangle in net/netfilter/nfnetlink_queue.c (CVE-2022-36946)

• nfs_atomic_open() returns uninitialized data instead of ENOTDIR (CVE-2022-24448)

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 Rocky Linux 8.7 Release Notes linked from the References section.

A vulnerability was found in the Linux kernel's nft_set_desc_concat_parse() function .This flaw allows an attacker to trigger a buffer overflow via nft_set_desc_concat_parse() , causing a denial of service and possibly to run code.

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

Security Fix(es):

• kernel: heap overflow in nft_set_elem_init() (CVE-2022-34918)
• kernel: vulnerability of buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)

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.

Bug Fix(es):

• kernel-rt: update RT source tree to the latest AlmaLinux-9.0.z3 Batch (BZ#2119577)

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

Security Fix(es):

• kernel: heap overflow in nft_set_elem_init() (CVE-2022-34918)
• kernel: vulnerability of buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)

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.

Bug Fix(es):

• RDMA/mlx5: Fix number of allocated XLT entries (BZ#2092270)
• mlx5, Setup hanged when run test-route-nexthop-object.sh (BZ#2092535)
• many call traces from unchecked MSR access error: WRMSR to 0x199 in amazon i4.32xlarge instance (BZ#2099417)
• X86/platform/UV: Kernel Support Fixes for UV5 platform (BZ#2107732)
• block layer: fixes for md sync slow and softlockup at blk_mq_sched_dispatch_requests [9.0.0.z] (BZ#2111395)
• Fixes for NVMe/TCP dereferences an invalid, non-canonical pointer, kernel panic (BZ#2117755)
• Adding missing nvme fix to AlmaLinux-9.1 (BZ#2117756)
• nvme/tcp mistakenly uses blk_mq_tag_to_rq(nvme_tcp_tagset(queue) (BZ#2118698)
• Important ice bug fixes (BZ#2119290)
• Power 9/ppc64le Incorrect Socket(s) & "Core(s) per socket" reported by lscpu command. (BZ#2121719)

Enhancement(s):

• lscpu does not show all of the support AMX flags (amx_int8, amx_bf16) (BZ#2108203)
• ice: Driver Update (BZ#2108204)
• iavf: Driver Update (BZ#2119477)
• i40e: Driver Update (BZ#2119479)

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

Security Fix(es):

• off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516)
• Race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference (CVE-2020-36558)
• use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2021-3640)
• Memory leak for large arguments in video_usercopy function in drivers/media/v4l2-core/v4l2-ioctl.c (CVE-2021-30002)
• smb2_ioctl_query_info NULL Pointer Dereference (CVE-2022-0168)
• NULL pointer dereference in udf_expand_file_adinicbdue() during writeback (CVE-2022-0617)
• swiotlb information leak with DMA_FROM_DEVICE (CVE-2022-0854)
• Uninitialized registers on stack in nft_do_chain can cause kernel pointer leakage to UM (CVE-2022-1016)
• Race condition in snd_pcm_hw_free leading to use-after-free (CVE-2022-1048)
• use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)
• use-after-free and memory errors in ext4 when mounting and operating on a corrupted image (CVE-2022-1184)
• NULL pointer dereference in x86_emulate_insn may lead to DoS (CVE-2022-1852)
• buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)
• nf_tables cross-table potential use-after-free may lead to local privilege escalation (CVE-2022-2586)
• openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)
• use-after-free when psi trigger is destroyed while being polled (CVE-2022-2938)
• net/packet: slab-out-of-bounds access in packet_recvmsg() (CVE-2022-20368)
• possible to use the debugger to write zero into a location of choice (CVE-2022-21499)
• Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)
• Memory leak in drivers/hid/hid-elo.c (CVE-2022-27950)
• Double free in ems_usb_start_xmit in drivers/net/can/usb/ems_usb.c (CVE-2022-28390)
• Use after free in SUNRPC subsystem (CVE-2022-28893)
• use-after-free due to improper update of reference count in net/sched/cls_u32.c (CVE-2022-29581)
• DoS in nfqnl_mangle in net/netfilter/nfnetlink_queue.c (CVE-2022-36946)
• nfs_atomic_open() returns uninitialized data instead of ENOTDIR (CVE-2022-24448)

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):

• off-path attacker may inject data or terminate victim's TCP session (CVE-2020-36516)
• race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference (CVE-2020-36558)
• use-after-free vulnerability in function sco_sock_sendmsg() (CVE-2021-3640)
• memory leak for large arguments in video_usercopy function in drivers/media/v4l2-core/v4l2-ioctl.c (CVE-2021-30002)
• smb2_ioctl_query_info NULL Pointer Dereference (CVE-2022-0168)
• NULL pointer dereference in udf_expand_file_adinicbdue() during writeback (CVE-2022-0617)
• swiotlb information leak with DMA_FROM_DEVICE (CVE-2022-0854)
• uninitialized registers on stack in nft_do_chain can cause kernel pointer leakage to UM (CVE-2022-1016)
• race condition in snd_pcm_hw_free leading to use-after-free (CVE-2022-1048)
• use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)
• use-after-free and memory errors in ext4 when mounting and operating on a corrupted image (CVE-2022-1184)
• NULL pointer dereference in x86_emulate_insn may lead to DoS (CVE-2022-1852)
• buffer overflow in nft_set_desc_concat_parse() (CVE-2022-2078)
• nf_tables cross-table potential use-after-free may lead to local privilege escalation (CVE-2022-2586)
• openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size() (CVE-2022-2639)
• use-after-free when psi trigger is destroyed while being polled (CVE-2022-2938)
• net/packet: slab-out-of-bounds access in packet_recvmsg() (CVE-2022-20368)
• possible to use the debugger to write zero into a location of choice (CVE-2022-21499)
• Spectre-BHB (CVE-2022-23960)
• Post-barrier Return Stack Buffer Predictions (CVE-2022-26373)
• memory leak in drivers/hid/hid-elo.c (CVE-2022-27950)
• double free in ems_usb_start_xmit in drivers/net/can/usb/ems_usb.c (CVE-2022-28390)
• use after free in SUNRPC subsystem (CVE-2022-28893)
• use-after-free due to improper update of reference count in net/sched/cls_u32.c (CVE-2022-29581)
• DoS in nfqnl_mangle in net/netfilter/nfnetlink_queue.c (CVE-2022-36946)
• nfs_atomic_open() returns uninitialized data instead of ENOTDIR (CVE-2022-24448)

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.

A vulnerability was found in the Linux kernel's nft_set_desc_concat_parse() function .This flaw allows an attacker to trigger a buffer overflow via nft_set_desc_concat_parse() , causing a denial of service and possibly to run code.

It was discovered that the Atheros ath9k wireless device driver in the Linux kernel did not properly handle some error conditions, 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-2022-1679)

Yongkang Jia discovered that the KVM hypervisor implementation in the Linux kernel did not properly handle guest TLB mapping invalidation requests in some situations. An attacker in a guest VM could use this to cause a denial of service (system crash) in the host OS. (CVE-2022-1789)

Qiuhao Li, Gaoning Pan, and Yongkang Jia discovered that the KVM hypervisor implementation in the Linux kernel did not properly handle an illegal instruction in a guest, resulting in a null pointer dereference. An attacker in a guest VM could use this to cause a denial of service (system crash) in the host OS. (CVE-2022-1852)

Gerald Lee discovered that the NTFS file system implementation in the Linux kernel did not properly handle certain error conditions, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information. (CVE-2022-1973)

It was discovered that the netfilter subsystem in the Linux kernel contained a buffer overflow in certain situations. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2078)

It was discovered that some Intel processors did not completely perform cleanup actions on multi-core shared buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21123)

It was discovered that some Intel processors did not completely perform cleanup actions on microarchitectural fill buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21125)

It was discovered that some Intel processors did not properly perform cleanup during specific special register write operations. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21166)

It was discovered that the virtio RPMSG bus driver in the Linux kernel contained a double-free vulnerability in certain error conditions. A local attacker could possibly use this to cause a denial of service (system crash). (CVE-2022-34494, CVE-2022-34495)

Minh Yuan discovered that the floppy disk driver in the Linux kernel contained a race condition, leading to 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-2022-1652)