CVE-2022-50072

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pnfs: Fix a use-after-free bug in open If someone cancels the open RPC call, then we must not try to free either the open slot or the layoutget operation arguments, since they are likely still in use by the hung RPC call.

• Bluetooth: Fix use after free in hci_send_acl {CVE-2022-49111}
• drm/amd/display: clear optc underflow before turn off odm clock {CVE-2022-49969}
• NFSv4/pnfs: Fix a use-after-free bug in open {CVE-2022-50072}
• NFSv4: Don't hold the layoutget locks across multiple RPC calls {CVE-2022-50072}
• tty: n_gsm: add sanity check for gsm->receive in gsm_receive_buf() {CVE-2022-49940}
• net: atlantic: fix aq_vec index out of range error {CVE-2022-50066}
• ndisc: use RCU protection in ndisc_alloc_skb() {CVE-2025-21764}
• udmabuf: fix a buf size overflow issue during udmabuf creation {CVE-2025-37803}
• mptcp: fix race on unaccepted mptcp sockets {CVE-2022-49669}
• net: introduce and use lock_sock_fast_nested() {CVE-2022-49669}
• net: add annotation for sock_{lock,unlock}_fast {CVE-2022-49669}
• net/mlx5: Always stop health timer during driver removal {CVE-2024-40906}
• nfsd: prevent panic for nfsv4.0 closed files in nfs4_show_open {CVE-2024-46682}
• nfsd: fix possible badness in FREE_STATEID {CVE-2024-50043}
• nfsd: fix race between laundromat and free_stateid {CVE-2024-50106}
• nfsd: split sc_status out of sc_type {CVE-2024-50106}
• nfsd: avoid race after unhash_delegation_locked() {CVE-2024-50106}
• nfsd: remove fault injection code {CVE-2024-50106}
• nfsd: don't call functions with side-effecting inside WARN_ON() {CVE-2024-50106}
• ath11k: free peer for station when disconnect from AP for QCA6390/WCN6855 {CVE-2022-49238}
• cifs: Fix UAF in cifs_demultiplex_thread() {CVE-2023-52572}
• cifs: fix potential double free during failed mount {CVE-2022-49541}
• xfrm: state: fix out-of-bounds read during lookup {CVE-2024-57982}
• drm/amdgpu: add missing size check in amdgpu_debugfs_gprwave_read() {CVE-2024-50282}

• Bluetooth: Fix use after free in hci_send_acl {CVE-2022-49111}
• NFSv4/pnfs: Fix a use-after-free bug in open {CVE-2022-50072}
• NFSv4: Don't hold the layoutget locks across multiple RPC calls {CVE-2022-50072}
• net: qrtr: start MHI channel after endpoit creation {CVE-2022-50044}
• tty: n_gsm: add sanity check for gsm->receive in gsm_receive_buf() {CVE-2022-49940}
• net: atlantic: fix aq_vec index out of range error {CVE-2022-50066}
• ndisc: use RCU protection in ndisc_alloc_skb() {CVE-2025-21764}
• udmabuf: fix a buf size overflow issue during udmabuf creation {CVE-2025-37803}
• mptcp: fix race on unaccepted mptcp sockets {CVE-2022-49669}
• net: introduce and use lock_sock_fast_nested() {CVE-2022-49669}
• net: add annotation for sock_{lock,unlock}_fast {CVE-2022-49669}
• net/mlx5: Always stop health timer during driver removal {CVE-2024-40906}
• nfsd: prevent panic for nfsv4.0 closed files in nfs4_show_open {CVE-2024-46682}
• nfsd: fix possible badness in FREE_STATEID {CVE-2024-50043}
• nfsd: fix race between laundromat and free_stateid {CVE-2024-50106}
• nfsd: split sc_status out of sc_type {CVE-2024-50106}
• nfsd: avoid race after unhash_delegation_locked() {CVE-2024-50106}
• nfsd: remove fault injection code {CVE-2024-50106}
• nfsd: don't call functions with side-effecting inside WARN_ON() {CVE-2024-50106}
• ath11k: free peer for station when disconnect from AP for QCA6390/WCN6855 {CVE-2022-49238}
• cifs: Fix UAF in cifs_demultiplex_thread() {CVE-2023-52572}
• xfrm: state: fix out-of-bounds read during lookup {CVE-2024-57982}
• drm/amdgpu: add missing size check in amdgpu_debugfs_gprwave_read() {CVE-2024-50282}

• udf: Fix a slab-out-of-bounds write bug in udf_find_entry() {CVE-2022-49846}
• Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set {CVE-2022-49136}
• Bluetooth: Fix use after free in hci_send_acl {CVE-2022-49111}
• NFSv4/pnfs: Fix a use-after-free bug in open {CVE-2022-50072}
• NFSv4: Don't hold the layoutget locks across multiple RPC calls {CVE-2022-50072}
• ndisc: use RCU protection in ndisc_alloc_skb() {CVE-2025-21764}
• cifs: fix double free race when mount fails in cifs_get_root() {CVE-2022-48919}
• udmabuf: fix a buf size overflow issue during udmabuf creation {CVE-2025-37803}
• um: Fix out-of-bounds read in LDT setup {CVE-2022-49395}
• rtw89: cfo: check mac_id to avoid out-of-bounds {CVE-2022-49471}
• vsock: Keep the binding until socket destruction {CVE-2025-21756}
• net/mlx5: Always stop health timer during driver removal {CVE-2024-40906}
• ext4: fix OOB read when checking dotdot dir {CVE-2025-37785}
• Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd {CVE-2025-21969}
• drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table() {CVE-2025-21780}
• drm: nv04: Fix out of bounds access {CVE-2024-27008}
• parport: Proper fix for array out-of-bounds access {CVE-2024-50074}
• sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket {CVE-2024-53168}
• net: make sock_inuse_add() available {CVE-2024-53168}
• drm/amdgpu: fix possible UAF in amdgpu_cs_pass1() {CVE-2023-52921}

• net_sched: hfsc: Fix a UAF vulnerability in class handling {CVE-2025-37797}
• sunrpc: handle SVC_GARBAGE during svc auth processing as auth error {CVE-2025-38089}
• net: ch9200: fix uninitialised access during mii_nway_restart {CVE-2025-38086}
• ext4: fix out-of-bound read in ext4_xattr_inode_dec_ref_all() {CVE-2025-22121}
• locking/csd_lock: Change csdlock_debug from early_param to __setup {CVE-2022-50091}
• x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes {CVE-2025-21991}
• ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead {CVE-2022-49977}
• NFSv4/pnfs: Fix a use-after-free bug in open {CVE-2022-50072}
• NFSv4: Don't hold the layoutget locks across multiple RPC calls {CVE-2022-49316}
• mm/khugepaged: fix ->anon_vma race {CVE-2023-52935}

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
• CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361 bsc#1226552).
• CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
• CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
• CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain (bsc#1222634).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-53197: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices (bsc#1235464).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
• CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses (bsc#1242782).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38060: bpf: abort verification if env->cur_state->loop_entry != NULL (bsc#1245155).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• ALSA: usb-audio: Fix a DMA to stack memory bug (git-fixes).
• Fix reference in 'net_sched: sch_sfq: use a temporary work area for validating configuration' (bsc#1242504)
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• bs-upload-kernel: Pass limit_packages also on multibuild Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build') Fixes: 747f601d4156 ('bs-upload-kernel, MyBS, Buildresults: Support multibuild (JSC-SLE#5501, boo#1211226, bsc#1218184)')
• hugetlb: unshare some PMDs when splitting VMAs (bsc#1245431).
• kernel-source: Do not use multiple -r in sed parameters
• kernel-source: Remove log.sh from sources
• mkspec: Exclude rt flavor from kernel-syms dependencies (bsc#1244337).
• mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race (bsc#1245431).
• mm/hugetlb: unshare…

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

The following security bugs were fixed:

• CVE-2022-50085: dm raid: fix address sanitizer warning in raid_resume (bsc#1245147).
• CVE-2022-50087: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (bsc#1245119).
• CVE-2022-50200: selinux: Add boundary check in put_entry() (bsc#1245149).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• Fix conditional for selecting gcc-13 Fixes: 51dacec21eb1 ('Use gcc-13 for build on SLE16 (jsc#PED-10028).')
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• Require zstd in kernel-default-devel when module compression is zstd To use ksym-provides tool modules need to be uncompressed. Without zstd at least kernel-default-base does not have provides. Link: https://github.com/openSUSE/rpm-config-SUSE/pull/82
• Test the correct macro to detect RT kernel build Fixes: 470cd1a41502 ('kernel-binary: Support livepatch_rt with merged RT branch')
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• add nf_tables for iptables non-legacy network handling This is needed for example by docker on the Alpine Linux distribution, but can also be used on openSUSE.
• bs-upload-kernel: Pass limit_packages also on multibuild Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build') Fixes: 747f601d4156 ('bs-upload-kernel, MyBS, Buildresults: Support multibuild (JSC-SLE#5501, boo#1211226, bsc#1218184)')
• check-for-config-changes: Fix flag name typo
• drop ax25 drivers (bsc#1238471).
• drop hamradio drivers (bsc#1238471).
• drop netrom drivers (bsc#1238471).
• drop rose drivers (bsc#1238471).
• kabi/severities: workaround kABI checker complains after AX25 and HAMRADIO removals KABI: symbol asc2ax(mod:net/ax25/ax25) lost KABI: symbol ax25_bcast(mod:net/ax25/ax25) lost KABI: symbol ax25_defaddr(mod:net/ax25/ax25) lost KABI: symbol ax25_display_timer(mod:net/ax25/ax25) lost KABI: symbol ax25_find_cb(mod:net/ax25/ax25) lost KABI: symbol ax25_findbyuid(mod:net/ax25/ax25) lost KABI: symbol ax25_header_ops(mod:net/ax25/ax25) lost…

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

The following security bugs were fixed:

• CVE-2022-50085: dm raid: fix address sanitizer warning in raid_resume (bsc#1245147).
• CVE-2022-50087: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (bsc#1245119).
• CVE-2022-50200: selinux: Add boundary check in put_entry() (bsc#1245149).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• net_sched: sch_fifo: implement lockless __fifo_dump() (bsc#1237312)
• net_sched: sch_sfq: use a temporary work area for validating configuration (bsc#1232504)
• scsi: storvsc: Do not report the host packet status as the hv status (git-fixes).
• scsi: storvsc: Increase the timeouts to storvsc_timeout (bsc#1245455).
• wifi: cfg80211: Add my certificate (bsc#1243001).
• wifi: cfg80211: fix certs build to not depend on file order (bsc#1243001).

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
• CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361 bsc#1226552).
• CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
• CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
• CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain (bsc#1222634).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-53197: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices (bsc#1235464).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
• CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses (bsc#1242782).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38060: bpf: abort verification if env->cur_state->loop_entry != NULL (bsc#1245155).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• ALSA: usb-audio: Fix a DMA to stack memory bug (git-fixes).
• Fix conditional for selecting gcc-13 Fixes: 51dacec21eb1 ('Use gcc-13 for build on SLE16 (jsc#PED-10028).')
• Fix reference in 'net_sched: sch_sfq: use a temporary work area for validating configuration' (bsc#1242504)
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• Require zstd in kernel-default-devel when module compression is zstd To use ksym-provides tool modules need to be uncompressed. Without zstd at least kernel-default-base does not have provides. Link: https://github.com/openSUSE/rpm-config-SUSE/pull/82
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• add…

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

The following security bugs were fixed:

• CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
• CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361 bsc#1226552).
• CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
• CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
• CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain (bsc#1222634).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53057: net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT (bsc#1233551).
• CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2024-57947: netfilter: nf_set_pipapo: fix initial map fill (bsc#1236333).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
• CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses (bsc#1242782).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37797: net_sched: hfsc: Fix a UAF vulnerability in class handling (bsc#1242417).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• Fix conditional for selecting gcc-13 Fixes: 51dacec21eb1 ('Use gcc-13 for build on SLE16 (jsc#PED-10028).')
• Fix reference in 'net_sched: sch_sfq: use a temporary work area for validating configuration' (bsc#1242504)
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• Require zstd in kernel-default-devel when module compression is zstd To use ksym-provides tool modules need to be uncompressed. Without zstd at least kernel-default-base does not have provides. Link: https://github.com/openSUSE/rpm-config-SUSE/pull/82
• Test the correct macro to detect RT kernel build Fixes: 470cd1a41502 ('kernel-binary: Support livepatch_rt with merged RT branch')
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• add nf_tables for iptables non-legacy network…

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

The following security bugs were fixed:

• CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
• CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361 bsc#1226552).
• CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
• CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
• CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain (bsc#1222634).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53057: net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT (bsc#1233551).
• CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2024-57947: netfilter: nf_set_pipapo: fix initial map fill (bsc#1236333).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
• CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses (bsc#1242782).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37797: net_sched: hfsc: Fix a UAF vulnerability in class handling (bsc#1242417).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• Fix conditional for selecting gcc-13 Fixes: 51dacec21eb1 ('Use gcc-13 for build on SLE16 (jsc#PED-10028).')
• Fix reference in 'net_sched: sch_sfq: use a temporary work area for validating configuration' (bsc#1242504)
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• Require zstd in kernel-default-devel when module compression is zstd To use ksym-provides tool modules need to be uncompressed. Without zstd at least kernel-default-base does not have provides. Link: https://github.com/openSUSE/rpm-config-SUSE/pull/82
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• add nf_tables for iptables non-legacy network handling This is needed for example by docker on the Alpine Linux distribution, but can also be used on openSUSE.
• bs-upload-kernel: Pass…

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2021-47557: net/sched: sch_ets: do not peek at classes beyond 'nbands' (bsc#1207361 bsc#1225468).
• CVE-2021-47595: net/sched: sch_ets: do not remove idle classes from the round-robin list (bsc#1207361 bsc#1226552).
• CVE-2023-52924: netfilter: nf_tables: do not skip expired elements during walk (bsc#1236821).
• CVE-2023-52925: netfilter: nf_tables: do not fail inserts if duplicate has expired (bsc#1236822).
• CVE-2024-26808: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain (bsc#1222634).
• CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() (bsc#1225820).
• CVE-2024-27397: kabi: place tstamp needed for nftables set in a hole (bsc#1224095).
• CVE-2024-36978: net: sched: sch_multiq: fix possible OOB write in multiq_tune() (bsc#1226514).
• CVE-2024-46800: sch/netem: fix use after free in netem_dequeue (bsc#1230827).
• CVE-2024-53125: bpf: sync_linked_regs() must preserve subreg_def (bsc#1234156).
• CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1234381).
• CVE-2024-53197: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices (bsc#1235464).
• CVE-2024-56770: sch/netem: fix use after free in netem_dequeue (bsc#1235637).
• CVE-2025-21700: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159).
• CVE-2025-21702: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 (bsc#1237312).
• CVE-2025-21703: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (bsc#1237313).
• CVE-2025-21756: vsock: Orphan socket after transport release (bsc#1238876).
• CVE-2025-23141: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses (bsc#1242782).
• CVE-2025-37752: net_sched: sch_sfq: move the limit validation (bsc#1242504).
• CVE-2025-37823: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (bsc#1242924).
• CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1243330).
• CVE-2025-37997: netfilter: ipset: fix region locking in hash types (bsc#1243832).
• CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1244277).
• CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244234).
• CVE-2025-38014: dmaengine: idxd: Refactor remove call with idxd_cleanup() helper (bsc#1244732).
• CVE-2025-38060: bpf: abort verification if env->cur_state->loop_entry != NULL (bsc#1245155).
• CVE-2025-38083: net_sched: prio: fix a race in prio_tune() (bsc#1245183).

The following non-security bugs were fixed:

• ALSA: usb-audio: Fix a DMA to stack memory bug (git-fixes).
• Fix reference in 'net_sched: sch_sfq: use a temporary work area for validating configuration' (bsc#1242504)
• MyBS: Correctly generate build flags for non-multibuild package limit (bsc# 1244241) Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build')
• MyBS: Do not build kernel-obs-qa with limit_packages Fixes: 58e3f8c34b2b ('bs-upload-kernel: Pass limit_packages also on multibuild')
• MyBS: Simplify qa_expr generation Start with a 0 which makes the expression valid even if there are no QA repositories (currently does not happen). Then separator is always needed.
• bs-upload-kernel: Pass limit_packages also on multibuild Fixes: 0999112774fc ('MyBS: Use buildflags to set which package to build') Fixes: 747f601d4156 ('bs-upload-kernel, MyBS, Buildresults: Support multibuild (JSC-SLE#5501, boo#1211226, bsc#1218184)')
• hugetlb: unshare some PMDs when splitting VMAs (bsc#1245431).
• kernel-source: Do not use multiple -r in sed parameters
• kernel-source: Remove log.sh from sources
• mkspec: Exclude rt flavor from kernel-syms dependencies (bsc#1244337).
• mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race (bsc#1245431).
• mm/hugetlb: unshare…