The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues:
The following security issues were fixed:
- CVE-2023-53109: net: tunnels: annotate lockless accesses to dev->needed_headroom (bsc#1242405 bsc#1275784).
- CVE-2024-57841: net: fix memory leak in tcp_conn_request() (bsc#1235944).
- CVE-2026-53260: tcp: Add preempt_{disable,enable}_nested() in reqsk_queue_hash_req() (bsc#1269731).
- CVE-2026-23451: bonding: prevent potential infinite loop in bond_header_parse() (bsc#1261604).
- CVE-2026-31502: team: fix header_ops type confusion with non-Ethernet ports (bsc#1263072).
- CVE-2026-43456: bonding: fix type confusi
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues:
The following security issues were fixed:
- CVE-2022-4994: KVM: x86: wean fast IN from emulator_pio_in (bsc#1273097).
- CVE-2023-53995: net: ipv4: fix one memleak in __inet_del_ifa() (bsc#1255616).
- CVE-2026-46052: ceph: only d_add() negative dentries when they are unhashed (bsc#1267494).
- CVE-2026-46056: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (bsc#1267435).
- CVE-2026-46145: RDMA/mana: Validate rx_hash_key_len (bsc#1267715).
- CVE-2026-46193: xfrm: ah: account for ESN high bits in async callbacks (bsc#1267656).
- CVE-2026-52956: l
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2026-31771: Bluetooth: hci_event: move wake reason storage into validated event handlers (bsc#1264145).
- CVE-2026-43038: ipv6: icmp: clear skb2->cb in ip6_err_gen_icmpv6_unreach() (bsc#1264097).
- CVE-2026-46090: ALSA: aloop: Fix peer runtime UAF during format-change stop (bsc#1267531).
- CVE-2026-46173: exit: prevent preemption of oopsing TASK_DEAD task (bsc#1267722).
- CVE-2026-46229: drm/amdkfd: Clear VRAM on allocation to prevent stale data exposure (bsc#1267567).
- CVE-2026-46253: pstore/ram: fix buffer ov
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs (bsc#1266290).
- CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work (bsc#1255416).
- CVE-2026-23392: netfilter: nf_tables: release flowtable after rcu grace period on error (bsc#1260531).
- CVE-2026-31473: media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex (bsc#1262663).
- CVE-2026-31500: Bluetooth: btintel: serialize btintel_hw_error() with hci_req_sync_lock (bsc#1262993).
- CVE-2026-31613: smb:
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2026-31405: media: dvb-net: fix OOB access in ULE extension header tables (bsc#1261700).
- CVE-2026-31629: nfc: llcp: add missing return after LLCP_CLOSED checks (bsc#1263790).
- CVE-2026-31758: usb: usbtmc: Flush anchored URBs in usbtmc_release (bsc#1264093).
- CVE-2026-43037: ip6_tunnel: clear skb2->cb in ip4ip6_err() (bsc#1263995).
- CVE-2026-43206: drm/amdkfd: Fix out-of-bounds write in kfd_event_page_set() (bsc#1264551).
- CVE-2026-43499: rtmutex: Use waiter::task instead of current in remove_waiter() (bsc
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2025-38234: sched/rt: Fix race in push_rt_task (bsc#1246057).
- CVE-2026-23103: ipvlan: Make the addrs_lock be per port (bsc#1257773).
- CVE-2026-23243: RDMA/umad: Reject negative data_len in ib_umad_write (bsc#1259797).
- CVE-2026-23272: netfilter: nf_tables: unconditionally bump set-nelems before insertion (bsc#1260009).
- CVE-2026-23274: netfilter: xt_IDLETIMER: reject rev0 reuse of ALARM timer labels (bsc#1260005).
The following non security issue was fixed:
- watchdog/perf: properly initialize the turbo
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer (bsc#1238917).
- CVE-2025-40242: gfs2: Fix unlikely race in gdlm_put_lock (bsc#1255075).
- CVE-2025-71066: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change (bsc#1256645).
- CVE-2026-23004: dst: fix races in rt6_uncached_list_del() and rt_del_uncached_list() (bsc#1257231).
- CVE-2026-23060: crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec (bsc#1257735).
-
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault (bsc#1254785).
- CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit (bsc#1255594).
- CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer (bsc#1255576).
- CVE-2023-53215: sched/fair: Don't balance task to its current running CPU (bsc#1250397).
- CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels (bsc#1249871).
- CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_ha
The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues
The following security issues were fixed:
- CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1249859).
- CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param() (bsc#1249857).
- CVE-2022-50490: bpf: Propagate error from htab_lock_bucket() to userspace (bsc#1251164).
- CVE-2022-50516: fs: dlm: fix invalid derefence of sb_lvbptr (bsc#1251741).
- CVE-2023-53365: ip6mr: Fix skb_under_panic in ip6mr_cache_report() (bsc#1249988).
- CVE-2023-53500: xfrm: fix slab-use-after-free in decode_session6 (bsc#1250816).
-
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-49138: Bluetooth: hci_event: Fix checking conn for le_conn_complete_evt (bsc#1238160).
- CVE-2022-49980: USB: gadget: fix use-after-free read in usb_udc_uevent() (bsc#1245110).
- CVE-2022-50233: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name} (bsc#1246968).
- CVE-2022-50252: igb: Do not free q_vector unless new one was allocated (bsc#1249846).
- CVE-2022-50409: net: If sock is dead do not access sock's sk_wq in sk_stream_wait_memory (bsc#1250392).
- CVE-2023-53178: mm: fix zswap wri
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-50116: kernel: tty: n_gsm: fix deadlock and link starvation in outgoing data path (bsc#1244824).
- CVE-2024-53177: smb: prevent use-after-free due to open_cached_dir error paths (bsc#1234896).
- CVE-2024-58239: tls: stop recv() if initial process_rx_list gave us non-DATA (bsc#1248614).
- CVE-2025-38180: net: atm: fix /proc/net/atm/lec handling (bsc#1245970).
- CVE-2025-38323: net: atm: add lec_mutex (bsc#1246473).
- CVE-2025-38352: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-49138: Bluetooth: hci_event: Fix checking conn for le_conn_complete_evt (bsc#1238160).
- CVE-2023-52923: netfilter: nf_tables: split async and sync catchall in two functions (bsc#1236104).
- CVE-2023-52927: netfilter: allow exp not to be removed in nf_ct_find_expectation (bsc#1239644).
- CVE-2023-53117: fs: prevent out-of-bounds array speculation when closing a file descriptor (bsc#1242780).
- CVE-2024-26643: Fixed mark set as dead when unbinding anonymous set with timeout (bsc#1221829).
- CVE-2024-
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
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-49110: netfilter: conntrack: revisit gc autotuning (bsc#1237981).
- CVE-2022-49139: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt (bsc#1238032).
- CVE-2022-49767: 9p/trans_fd: always use O_NONBLOCK read/write (bsc#1242493).
- CVE-2022-49775: tcp: cdg: allow tcp_cdg_release() to be called multiple times (bsc#1242245).
- CVE-2022-49858: octeontx2-pf: Fix SQE threshold checking (bsc#1242589).
- CVE-2023-53058: net/mlx5: E-Switch, Fix an Oops in error handling code (bsc#1242237).
- CVE-2023-
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2025-21726: padata: avoid UAF for reorder_work (bsc#1238865).
- CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array (bsc#1238747).
- CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1238512).
- CVE-2025-21812: ax25: rcu protect dev->ax25_ptr (bsc#1238471).
- CVE-2025-22004: net: atm: fix use after free in lec_send() (bsc#1240835).
- CVE-2025-22020: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove (bsc#1241280).
- CVE-2025-22045: x86/mm: Fix
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2024-2201: Fixed information leak in x86/BHI (bsc#1217339).
- CVE-2024-41092: drm/i915/gt: Fix potential UAF by revoke of fence registers (bsc#1228483).
- CVE-2024-42098: crypto: ecdh - explicitly zeroize private_key (bsc#1228779).
- CVE-2024-42229: crypto: aead,cipher - zeroize key buffer after use (bsc#1228708).
- CVE-2024-57996: net_sched: sch_sfq: do not allow 1 packet limit (bsc#1239076).
- CVE-2024-58014: wifi: brcmsmac: add gain range check to wlc_phy_iqcal_gainparams_nphy() (bsc#1239109).
- CVE-20
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-49080: mm/mempolicy: fix mpol_new leak in shared_policy_replace (bsc#1238033).
- CVE-2024-35949: btrfs: make sure that WRITTEN is set on all metadata blocks (bsc#1224700).
- CVE-2024-50128: net: wwan: fix global oob in wwan_rtnl_policy (bsc#1232905).
- CVE-2024-53135: KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN (bsc#1234154).
- CVE-2024-57948: mac802154: check local interfaces before deleting sdata list (bsc#1236677).
- CVE-2025-21690: scsi: storvsc: Ratelimit warnin