Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50453: gpiolib: cdev: fix NULL-pointer dereferences (bsc#1250887). - CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue (bsc#1255163). - CVE-2023-53802: wifi: ath9k: htc_hst: free skb in ath9k_htc_rx_msg() if there is no callback function (bsc#1254725). - CVE-2023-53808: wifi: mwifiex: fix memory leak in mwifiex_histogram_read() (bsc#1254723). - CVE-2023-53816: drm/amdkfd: fix potential kgd_mem UAFs (bsc#1254958). - CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpi_cmp_ui() (bsc#1254992). - CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} (bsc#1255049). - CVE-2023-54184: scsi: target: iscsit: Free cmds before session free (bsc#1255991). - CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer (bsc#1238917). - CVE-2025-22083: vhost-scsi: Fix handling of multiple calls to vhost_scsi_set_endpoint (bsc#1241414). - CVE-2025-22125: md/raid1,raid10: do not ignore IO flags (bsc#1241596). - CVE-2025-39748: bpf: Forget ranges when refining tnum after JSET (bsc#1249587). - CVE-2025-39817: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (bsc#1249998). - CVE-2025-39964: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (bsc#1251966). - CVE-2025-39998: scsi: target: target_core_configfs: Add length check to avoid buffer overflow (bsc#1252073). - CVE-2025-40099: cifs: parse_dfs_referrals: prevent oob on malformed input (bsc#1252911). - CVE-2025-40103: smb: client: Fix refcount leak for cifs_sb_tlink (bsc#1252924). - CVE-2025-40219: PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV (bsc#1254518). - CVE-2025-40220: fuse: fix livelock in synchronous file put from fuseblk workers (bsc#1254520). - CVE-2025-40242: gfs2: Fix unlikely race in gdlm_put_lock (bsc#1255075). - CVE-2025-40342: nvme-fc: use lock accessing port_state and rport state (bsc#1255274). - CVE-2025-68223: drm/radeon: delete radeon_fence_process in is_signaled, no deadlock (bsc#1255357). - CVE-2025-68234: scsi: imm: Fix use-after-free bug caused by unfinished delayed work (bsc#1255416). - CVE-2025-68283: libceph: replace BUG_ON with bounds check for map->max_osd (bsc#1255379). - CVE-2025-68285: libceph: fix potential use-after-free in have_mon_and_osd_map() (bsc#1255401). - CVE-2025-68287: usb: dwc3: Fix race condition between concurrent dwc3_remove_requests() call paths (bsc#1255152). - CVE-2025-68295: smb: client: fix memory leak in cifs_construct_tcon() (bsc#1255129). - CVE-2025-68724: crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id (bsc#1255550). - CVE-2025-68818: scsi: qla2xxx: Perform lockless command completion in abort path (bsc#1256675). - CVE-2025-71075: scsi: aic94xx: fix use-after-free in device removal path (bsc#1256629). - CVE-2025-71104: KVM: x86: Fix VM hard lockup after prolonged inactivity with periodic HV timer (bsc#1256708). - CVE-2025-71113: crypto: af_alg - zero initialize memory allocated via sock_kmalloc (bsc#1256716). - CVE-2025-71116: libceph: make decode_pool() more resilient against corrupted osdmaps (bsc#1256744). - CVE-2025-71131: crypto: seqiv - Do not use req->iv after crypto_aead_encrypt (bsc#1256742). - CVE-2025-71183: btrfs: always detect conflicting inodes when logging inode refs (bsc#1257631). - CVE-2025-71184: btrfs: fix NULL dereference on root when tracing inode eviction (bsc#1257635). - CVE-2025-71194: btrfs: fix deadlock in wait_current_trans() due to ignored transaction type (bsc#1257687). - CVE-2025-71224: wifi: mac80211: ocb: skip rx_no_sta when interface is not joined (bsc#1258824). - CVE-2025-71236: scsi: qla2xxx: Validate sp before freeing associated memory (bsc#1258442). - CVE-2026-22991: libceph: make free_choose_arg_map() resilient to partial allocation (bsc#1257220). - CVE-2026-22998: nvme-tcp: fix NULL pointer dereferences in nvmet_tcp_build_pdu_iovec (bsc#1257209). - CVE-2026-23004: dst: fix races in rt6_uncached_list_del() and rt_del_uncached_list() (bsc#1257231). - CVE-2026-23054: net: hv_netvsc: reject RSS hash key programming without RX indirection table (bsc#1257732). - CVE-2026-23060: crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec (bsc#1257735). - CVE-2026-23064: net/sched: act_ife: avoid possible NULL deref (bsc#1257765). - CVE-2026-23069: vsock/virtio: fix potential underflow in virtio_transport_get_credit() (bsc#1257755). - CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc (bsc#1257749). - CVE-2026-23083: fou: Don't allow 0 for FOU_ATTR_IPPROTO (bsc#1257745). - CVE-2026-23084: be2net: Fix NULL pointer dereference in be_cmd_get_mac_from_list (bsc#1257830). - CVE-2026-23085: irqchip/gic-v3-its: Avoid truncating memory addresses (bsc#1257758). - CVE-2026-23086: vsock/virtio: cap TX credit to local buffer size (bsc#1257757). - CVE-2026-23089: ALSA: usb-audio: Fix use-after-free in snd_usb_mixer_free() (bsc#1257790). - CVE-2026-23095: gue: Fix skb memleak with inner IP protocol 0 (bsc#1257808). - CVE-2026-23099: bonding: limit BOND_MODE_8023AD to Ethernet devices (bsc#1257816). - CVE-2026-23105: net/sched: qfq: Use cl_is_active to determine whether class is active in qfq_rm_from_ag (bsc#1257775). - CVE-2026-23112: nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec (bsc#1258184). - CVE-2026-23125: sctp: move SCTP_CMD_ASSOC_SHKEY right after SCTP_CMD_PEER_INIT (bsc#1258293). - CVE-2026-23141: btrfs: send: check for inline extents in range_is_hole_in_parent() (bsc#1258377). - CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger (bsc#1258395). - CVE-2026-23198: KVM: Don't clobber irqfd routing type when deassigning irqfd (bsc#1258321). - CVE-2026-23204: net/sched: cls_u32: use skb_header_pointer_careful() (bsc#1258340). - CVE-2026-23208: ALSA: usb-audio: Prevent excessive number of frames (bsc#1258468). - CVE-2026-23209: macvlan: fix error recovery in macvlan_common_newlink() (bsc#1258518). - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management (bsc#1258850). - CVE-2026-23269: apparmor: validate DFA start states are in bounds in unpack_pdb (bsc#1259857). The following non-security bugs were fixed: - apparmor: Fix double free of ns_name in aa_replace_profiles() (bsc#1258849). - apparmor: fix memory leak in verify_header (bsc#1258849). - apparmor: fix unprivileged local user can do privileged policy management (bsc#1258849). - apparmor: fix: limit the number of levels of policy namespaces (bsc#1258849). - apparmor: replace recursive profile removal with iterative approach (bsc#1258849). - apparmor: validate DFA start states are in bounds in unpack_pdb (bsc#1258849). - drm/mgag200: fix mgag200_bmc_stop_scanout() (bsc#1258153 bsc#1258226) - md/raid1,raid10: do not handle IO error for REQ_RAHEAD and REQ_NOWAIT (git-fixes). - md/raid1,raid10: strip REQ_NOWAIT from member bios (git-fixes). - net/mlx5: Ensure fw pages are always allocated on same NUMA (git-fixes). - usb: storage: Fix memory leak in USB bulk transport (bsc#1257949).