CVE-2022-49795

In the Linux kernel, the following vulnerability has been resolved: rethook: fix a potential memleak in rethook_alloc() In rethook_alloc(), the variable rh is not freed or passed out if handler is NULL, which could lead to a memleak, fix it. [Masami: Add "rethook:" tag to the title.] Acke-by: Masami Hiramatsu (Google) mhiramat@kernel.org

• spi: spi-fsl-lpspi: fix teardown order issue (UAF) {CVE-2026-31485}
• Buffer overflow in drivers/xen/sys-hypervisor.c {CVE-2026-31786}
• ip6_tunnel: clear skb2->cb[] in ip4ip6_err() {CVE-2026-43037}
• net: bonding: fix use-after-free in bond_xmit_broadcast() {CVE-2026-31419}
• bonding: do not set usable_slaves for broadcast mode {CVE-2026-31419}
• net: bonding: update the slave array for broadcast mode {CVE-2026-31419}
• dlm: validate length in dlm_search_rsb_tree {CVE-2026-43125}
• net: usb: cdc_ncm: add ndpoffset to NDP16 nframes bounds check {CVE-2026-23448}
• net: Fix an unsafe loop on the list {CVE-2024-50024}
• sctp: sysctl: plpmtud_probe_interval: avoid using current->nsproxy {CVE-2025-21636}
• wifi: ath9k: avoid referencing uninit memory in ath9k_wmi_ctrl_rx {CVE-2023-54300}
• wifi: nl80211: reject cooked mode if it is set along with other flags {CVE-2025-21909}
• drm/amd/display: Add null check for top_pipe_to_program in commit_planes_for_stream {CVE-2024-49913}
• xfrm: validate new SA's prefixlen using SA family when sel.family is unset {CVE-2024-50142}
• serial: imx: Introduce timeout when waiting on transmitter empty {CVE-2024-40967}
• iommu/amd/iommu_v2: Fix pasid_state refcount dec hit 0 warning on pasid unbind {CVE-2023-53501}
• octeontx2-af: Add validation before accessing cgx and lmac {CVE-2023-53654}
• sctp: sysctl: rto_min/max: avoid using current->nsproxy {CVE-2025-21639}
• net: phy: dp83822: Fix null pointer access on DP83825/DP83826 devices {CVE-2023-52984}
• sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start {CVE-2024-49944}
• netfilter: nfnetlink_queue: fix entry leak in bridge verdict error path {CVE-2026-43451}
• thermal/int340x_thermal: handle data_vault when the value is ZERO_SIZE_PTR {CVE-2022-48703}
• x86/mm: Fix pti_clone_pgtable() alignment assumption {CVE-2024-44965}
• net: usb: asix_devices: add phy_mask for ax88772 mdio bus {CVE-2025-38725}
• ALSA: hda: Do not unset preset when cleaning up codec {CVE-2023-52736}
• drm/amd/display: Add NULL check for function pointer in dcn32_set_output_transfer_func {CVE-2024-49909}
• Bluetooth: hci_event: Align BR/EDR JUST_WORKS paring with LE {CVE-2024-53144}
• fuse: Initialize beyond-EOF page contents before setting uptodate {CVE-2024-44947}
• sctp: sysctl: udp_port: avoid using current->nsproxy {CVE-2025-21637}
• dm stats: check for and propagate alloc_percpu failure {CVE-2023-53044}
• netpoll: Fix race condition in netpoll_owner_active {CVE-2024-41005}
• tracing: Fix overflow in get_free_elt() {CVE-2024-43890}
• mm/slub: avoid accessing metadata when pointer is invalid in object_err() {CVE-2025-39902}
• xen/netfront: stop tx queues during live migration {CVE-2022-48969}
• Bluetooth: btusb: clamp SCO altsetting table indices {CVE-2026-31497}
• ALSA: usb-audio: fix race condition to UAF in snd_usbmidi_free {CVE-2025-38105}
• can: j1939: make j1939_sk_bind() fail if device is no longer registered {CVE-2025-39925}
• nvme-fc: Prevent null pointer dereference in nvme_fc_io_getuuid() {CVE-2023-52508}
• smb: client: Don't log plaintext credentials in cifs_set_cifscreds {CVE-2026-23303}
• cifs: Fix integer overflow while processing acdirmax mount option {CVE-2025-21963}
• netfilter: nfnetlink_log: account for netlink header size {CVE-2026-31416}
• drm/amdgpu/vkms: fix a possible null pointer dereference {CVE-2023-52815}
• drm/amd/amdgpu: Check tbo resource pointer {CVE-2024-46807}
• bonding: fix null pointer deref in bond_ipsec_offload_ok {CVE-2024-44990}
• wifi: mac80211: do not pass a stopped vif to the driver in .get_txpower {CVE-2024-50237}
• trace_events_hist: add check for return value of 'create_hist_field' {CVE-2023-53005}
• drm/amdkfd: Add sync after creating vram bo {CVE-2023-53009}
• bpf: Send signals asynchronously if !preemptible {CVE-2025-21728}
• drm/client: fix null pointer dereference in drm_client_modeset_probe {CVE-2024-43894}
• ext4: correct grp validation in ext4_mb_good_group {CVE-2023-53861}
• RDMA/irdma: Initialize…

In the Linux kernel, the following vulnerability has been resolved:

rethook: fix a potential memleak in rethook_alloc()

In rethook_alloc(), the variable rh is not freed or passed out if handler is NULL, which could lead to a memleak, fix it.

[Masami: Add "rethook:" tag to the title.]

Acke-by: Masami Hiramatsu (Google) mhiramat@kernel.org

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

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Remove debug flavor (bsc#1243919).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

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

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).
• CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Move upstreamed sched/membarrier patch into sorted section
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.4 anymore.
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.5 anymore.
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• rpm/kernel-binary.spec.in: Also order against update-bootloader (boo#1228659, boo#1240785, boo#1241038).
• rpm/kernel-binary.spec.in: Fix missing 20-kernel-default-extra.conf (bsc#1239986)
• rpm/kernel-binary.spec.in: fix KMPs build on 6.13+ (bsc#1234454)
• rpm/kernel-docs.spec.in: Workaround for reproducible builds (bsc#1238303)
• rpm/release-projects: Update the ALP projects again (bsc#1231293).
• rpm/split-modules: Fix optional splitting with usrmerge (bsc#1238570)
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).

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

The following security bugs were fixed:

• CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
• CVE-2024-53168: net: make sock_inuse_add() available (bsc#1234887).
• CVE-2024-56558: nfsd: make sure exp active before svc_export_show (bsc#1235100).
• CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1240802).
• CVE-2025-22056: netfilter: nft_tunnel: fix geneve_opt type confusion addition (bsc#1241525).
• CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242596).
• CVE-2025-37789: net: openvswitch: fix nested key length validation in the set() action (bsc#1242762).
• CVE-2024-28956: x86/its: Add support for ITS-safe indirect thunk (bsc#1242006).
• CVE-2025-37785: ext4: fix OOB read when checking dotdot dir (bsc#1241640).

The following non-security bugs were fixed:

• Drivers: hv: Allow vmbus_sendpacket_mpb_desc() to create multiple ranges (bsc#1243737).
• Move upstreamed sched/membarrier patch into sorted section
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.4 anymore.
• Remove debug flavor (bsc#1243919). This is only released in Leap, and we do not have Leap 15.5 anymore.
• Use gcc-13 for build on SLE16 (jsc#PED-10028).
• arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs (bsc#1242778).
• arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users (bsc#1242778).
• arm64: insn: Add support for encoding DSB (bsc#1242778).
• arm64: proton-pack: Add new CPUs 'k' values for branch mitigation (bsc#1242778).
• arm64: proton-pack: Expose whether the branchy loop k value (bsc#1242778).
• arm64: proton-pack: Expose whether the platform is mitigated by firmware (bsc#1242778).
• hv_netvsc: Preserve contiguous PFN grouping in the page buffer array (bsc#1243737).
• hv_netvsc: Remove rmsg_pgcnt (bsc#1243737).
• hv_netvsc: Use vmbus_sendpacket_mpb_desc() to send VMBus messages (bsc#1243737).
• mtd: phram: Add the kernel lock down check (bsc#1232649).
• net :mana :Add remaining GDMA stats for MANA to ethtool (bsc#1234395).
• net :mana :Request a V2 response version for MANA_QUERY_GF_STAT (bsc#1234395).
• net: mana: Add gdma stats to ethtool output for mana (bsc#1234395).
• nvme-pci: acquire cq_poll_lock in nvme_poll_irqdisable (bsc#1223096).
• ocfs2: fix the issue with discontiguous allocation in the global_bitmap (git-fixes).
• powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW (bsc#1218470 ltc#204531).
• rpm/kernel-binary.spec.in: Also order against update-bootloader (boo#1228659, boo#1240785, boo#1241038).
• rpm/kernel-binary.spec.in: Fix missing 20-kernel-default-extra.conf (bsc#1239986)
• rpm/kernel-binary.spec.in: fix KMPs build on 6.13+ (bsc#1234454)
• rpm/kernel-docs.spec.in: Workaround for reproducible builds (bsc#1238303)
• rpm/release-projects: Update the ALP projects again (bsc#1231293).
• rpm/split-modules: Fix optional splitting with usrmerge (bsc#1238570)
• scsi: core: Fix unremoved procfs host directory regression (git-fixes).
• tcp: Dump bound-only sockets in inet_diag (bsc#1204562).
• tpm, tpm_tis: Workaround failed command reception on Infineon devices (bsc#1235870).
• tpm: tis: Double the timeout B to 4s (bsc#1235870).
• x86/bhi: Do not set BHI_DIS_S in 32-bit mode (bsc#1242778).
• x86/bpf: Add IBHF call at end of classic BPF (bsc#1242778).
• x86/bpf: Call branch history clearing sequence on exit (bsc#1242778).