openSUSE-SU-2026:21910-1

openSUSE-SU-2026:21910-1 · Security update for the Linux Kernel

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2025-68214: timers: Fix NULL function pointer race in timer_shutdown_sync() (bsc#1255225). - CVE-2025-68358: btrfs: fix racy bitfield write in btrfs_clear_space_info_full() (bsc#1255531). - CVE-2025-68780: sched/deadline: only set free_cpus for online runqueues (bsc#1256671). - CVE-2025-71075: scsi: aic94xx: fix use-after-free in device removal path (bsc#1256629). - CVE-2026-23113: io_uring/io-wq: check IO_WQ_BIT_EXIT inside work run loop (bsc#1258278). - CVE-2026-23306: scsi: pm8001: Fix use-after-free in pm8001_queue_command() (bsc#1260501). - CVE-2026-23348: cxl/mem: Clarify @host for devm_cxl_add_nvdimm() (bsc#1260577). - CVE-2026-31418: netfilter: ipset: drop logically empty buckets in mtype_del (bsc#1262073). - CVE-2026-31530: cxl/port: Fix use after free of parent_port in cxl_detach_ep() (bsc#1262756). - CVE-2026-31531: ipv4: nexthop: allocate skb dynamically in rtm_get_nexthop() (bsc#1263004). - CVE-2026-43116: netfilter: ctnetlink: ensure safe access to master conntrack (bsc#1264619). - CVE-2026-43125: dlm: validate length in dlm_search_rsb_tree (bsc#1264541). - CVE-2026-43163: md/bitmap: fix GPF in write_page caused by resize race (bsc#1264335). - CVE-2026-43239: smb: client: prevent races in ->query_interfaces() (bsc#1264444). - CVE-2026-43271: md-cluster: fix NULL pointer dereference in process_metadata_update (bsc#1264587). - CVE-2026-43299: btrfs: do not ASSERT() when the fs flips RO inside btrfs_repair_io_failure() (bsc#1264851). - CVE-2026-43331: x86/kexec: Disable KCOV instrumentation after load_segments() (bsc#1265132). - CVE-2026-43355: iio: light: bh1780: fix PM runtime leak on error path (bsc#1265036). - CVE-2026-43363: x86/apic: Disable x2apic on resume if the kernel expects so (bsc#1265068). - CVE-2026-43416: powerpc, perf: Check that current->mm is alive before getting user callchain (bsc#1265121). - CVE-2026-43439: cgroup: fix race between task migration and iteration (bsc#1265141). - CVE-2026-43448: nvme-pci: Fix race bug in nvme_poll_irqdisable() (bsc#1264807). - CVE-2026-45860: netfilter: nf_conncount: increase the connection clean up limit to 64 (bsc#1266710). - CVE-2026-45897: netfilter: nft_counter: serialize reset with spinlock (bsc#1266897). - CVE-2026-45968: cpuidle: Skip governor when only one idle state is available (bsc#1267023). - CVE-2026-46007: hwmon: (powerz) Avoid cacheline sharing for DMA buffer (bsc#1267586). - CVE-2026-46070: md/raid5: validate payload size before accessing journal metadata (bsc#1267501). - CVE-2026-46107: dm-thin: fix metadata refcount underflow (bsc#1267612). - CVE-2026-46115: block: add pgmap check to biovec_phys_mergeable (bsc#1266874). - CVE-2026-46133: RDMA/rxe: Reject unknown opcodes before ICRC processing (bsc#1266928). - CVE-2026-46135: nvmet-tcp: remove redundant calls to nvmet_tcp_fatal_error() (bsc#1267373). - CVE-2026-46195: smb: client: validate dacloffset before building DACL pointers (bsc#1266860). - CVE-2026-46304: nvmet: avoid recursive nvmet-wq flush in nvmet_ctrl_free (bsc#1267985). - CVE-2026-52912: netfilter: nf_queue: hold bridge skb->dev while queued (bsc#1269000). - CVE-2026-52920: netfilter: xt_policy: fix strict mode inbound policy matching (bsc#1269013). - CVE-2026-52928: af_unix: Reject SIOCATMARK on non-stream sockets (bsc#1269010). - CVE-2026-52929: sctp: stream: fully roll back denied add-stream state (bsc#1269004). - CVE-2026-52935: xfrm: espintcp: do not reuse an in-progress partial send (bsc#1268979). - CVE-2026-52939: net/rds: fix NULL deref in rds_ib_send_cqe_handler() on masked atomic completion (bsc#1268972). - CVE-2026-52946: fs/fcntl: fix SOFTIRQ-unsafe lock order in fasync signaling (bsc#1269113). - CVE-2026-52977: futex: Prevent lockup in requeue-PI during signal/ timeout wakeup (bsc#1269242). - CVE-2026-52990: fsnotify: fix inode reference leak in fsnotify_recalc_mask() (bsc#1269108). - CVE-2026-52991: sched/psi: fix race between file release and pressure write (bsc#1269134). - CVE-2026-52994: vsock/virtio: fix MSG_ZEROCOPY pinned-pages accounting (bsc#1269126). - CVE-2026-53001: netfilter: xtables: restrict several matches to inet family (bsc#1269114). - CVE-2026-53031: bpf: Validate node_id in arena_alloc_pages() (bsc#1269380). - CVE-2026-53033: bpf, sockmap: Take state lock for af_unix iter (bsc#1269388). - CVE-2026-53034: bpf, sockmap: Fix af_unix null-ptr-deref in proto update (bsc#1269140). - CVE-2026-53048: gfs2: prevent NULL pointer dereference during unmount (bsc#1269162). - CVE-2026-53059: dm log: fix out-of-bounds write due to region_count overflow (bsc#1269655). - CVE-2026-53061: dm cache: fix dirty mapping checking in passthrough mode switching (bsc#1269685). - CVE-2026-53076: bpf: Fix OOB in pcpu_init_value (bsc#1269695). - CVE-2026-53077: net/rds: Restrict use of RDS/IB to the initial network namespace (bsc#1269412). - CVE-2026-53089: bpf: Fix use-after-free in offloaded map/prog info fill (bsc#1269783). - CVE-2026-53091: net: account for encap headers in qdisc pkt len (bsc#1269530). - CVE-2026-53092: bpf: Fix linked reg delta tracking when src_reg == dst_reg (bsc#1269528). - CVE-2026-53094: bpf: Fix stale offload->prog pointer after constant blinding (bsc#1269965). - CVE-2026-53096: bpf: Use RCU-safe iteration in dev_map_redirect_multi() SKB path (bsc#1269969). - CVE-2026-53109: powerpc/pgtable-frag: Fix bad page state in pte_frag_destroy (bsc#1269417). - CVE-2026-53110: s390: always declare expoline thunks (bsc#1269985). - CVE-2026-53111: bpf: test_run: Fix the null pointer dereference issue in bpf_lwt_xmit_push_encap (bsc#1269167). - CVE-2026-53114: perf: Extend the bit width of the arch-specific flag (bsc#1269999). - CVE-2026-53126: blk-cgroup: fix disk reference leak in blkcg_maybe_throttle_current() (bsc#1269635). - CVE-2026-53129: fs/mbcache: cancel shrink work before destroying the cache (bsc#1269633). - CVE-2026-53142: drm/xe/display: fix oops in suspend/shutdown without display (bsc#1269402). - CVE-2026-53154: mm/hugetlb: restore reservation on error in hugetlb folio copy paths (bsc#1269665). - CVE-2026-53163: locking/rtmutex: Skip remove_waiter() when waiter is not enqueued (bsc#1269306). - CVE-2026-53180: timers/migration: Fix livelock in tmigr_handle_remote_up() (bsc#1269888). - CVE-2026-53207: mm/memory-failure: fix hugetlb_lock AA deadlock in get_huge_page_for_hwpoison (bsc#1269590). - CVE-2026-53219: netfilter: x_tables: avoid leaking percpu counter pointers (bsc#1269686). - CVE-2026-53220: netfilter: revalidate bridge ports (bsc#1269381). - CVE-2026-53223: net: guard timestamp cmsgs to real error queue skbs (bsc#1269301). - CVE-2026-53228: ipv6: sit: reload inner IPv6 header after GSO offloads (bsc#1269256). - CVE-2026-53238: netlabel: validate unlabeled address and mask attribute lengths (bsc#1269774). - CVE-2026-53264: net/sched: act_api: use RCU with deferred freeing for action lifecycle (bsc#1269238). - CVE-2026-53269: netfilter: synproxy: add mutex to guard hook reference counting (bsc#1269579). - CVE-2026-53284: btrfs: only release the dirty pages io tree after successful writes (bsc#1269816). - CVE-2026-53291: ALSA: hda/conexant: Fix missing error check for jack detection (bsc#1269697). - CVE-2026-53309: ocfs2/dlm: fix off-by-one in dlm_match_regions() region comparison (bsc#1269815). - CVE-2026-53330: drm/amd/display: Fix out-of-bounds read in (bsc#1270090). - CVE-2026-53336: nvmem: layouts: onie-tlv: fix hang on unknown types (bsc#1270108). - CVE-2026-53337: net: bonding: fix NULL pointer dereference in bond_do_ioctl() (bsc#1270251). - CVE-2026-53341: fhandle: fix UAF due to unlocked ->mnt_ns read in may_decode_fh() (bsc#1270139). - CVE-2026-53353: hsr: Remove WARN_ONCE() in hsr_addr_is_self() (bsc#1270111). - CVE-2026-53365: vsock/virtio: fix zerocopy completion for multi-skb sends (bsc#1271365). - CVE-2026-63801: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_don

Fix available

Published

2026-09-22T15:26:20Z

Updated

2026-09-25T18:23:13.136758616Z

Stack: system

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