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CVE-2026-23254VulnerabilityPublished Updated

SUSE · Security update for the Linux Kernel

Affects SUSESource GCVE Database

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Mentioned vulnerabilities

Not known to be exploited.

Data as of 10 Nov 2026, 20:06 UTC

Severity
High

Rated by Threat Radar · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.

Description

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2026-23254: net: gro: fix outer network offset (bsc#1259884). - CVE-2026-23303: smb: client: Don't log plaintext credentials in cifs_set_cifscreds (bsc#1260502). - CVE-2026-23327: cxl/mbox: validate payload size before accessing contents in cxl_payload_from_user_allowed() (bsc#1260548). - CVE-2026-23438: net: mvpp2: guard flow control update with global_tx_fc in buffer switching (bsc#1261619). - CVE-2026-31396: net: macb: fix use-after-free access to PTP clock (bsc#1261791). - CVE-2026-31401: HID: bpf: prevent buffer overflow in hid_hw_request (bsc#1261603). - CVE-2026-31446: ext4: fix use-after-free in update_super_work when racing with umount (bsc#1262619). - CVE-2026-31448: ext4: avoid infinite loops caused by residual data (bsc#1262622). - CVE-2026-31454: xfs: save ailp before dropping the AIL lock in push callbacks (bsc#1262624). - CVE-2026-31455: xfs: stop reclaim before pushing AIL during unmount (bsc#1262615). - CVE-2026-31518: esp: fix skb leak with espintcp and async crypto (bsc#1262606). - CVE-2026-31546: net: bonding: fix NULL deref in bond_debug_rlb_hash_show (bsc#1263006). - CVE-2026-31556: xfs: scrub: unlock dquot before early return in quota scrub (bsc#1263062). - CVE-2026-31562: drm/mediatek: dsi: Store driver data before invoking mipi_dsi_host_register (bsc#1263058). - CVE-2026-31584: media: mediatek: vcodec: fix use-after-free in encoder release path (bsc#1263180). - CVE-2026-31645: net: lan966x: fix page pool leak in error paths (bsc#1263794). - CVE-2026-31648: mm: filemap: fix nr_pages calculation overflow in filemap_map_pages() (bsc#1263579). - CVE-2026-31655: pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled (bsc#1263724). - CVE-2026-31671: xfrm_user: fix info leak in build_report() (bsc#1263115). - CVE-2026-31683: batman-adv: avoid OGM aggregation when skb tailroom is insufficient (bsc#1263594). - CVE-2026-31703: writeback: Fix use after free in inode_switch_wbs_work_fn() (bsc#1263883). - CVE-2026-31774: io_uring/net: fix slab-out-of-bounds read in io_bundle_nbufs() (bsc#1264040). - CVE-2026-43026: netfilter: ctnetlink: zero expect NAT fields when CTA_EXPECT_NAT absent (bsc#1263932). - CVE-2026-43030: bpf: Fix regsafe() for pointers to packet (bsc#1264000). - CVE-2026-43040: net: ipv6: ndisc: fix ndisc_ra_useropt to initialize nduseropt_padX fields to zero to prevent an info-leak (bsc#1264091). - CVE-2026-43063: xfs: don't irele after failing to iget in xfs_attri_recover_work (bsc#1264196). - CVE-2026-43065: ext4: always drain queued discard work in ext4_mb_release() (bsc#1264243). - CVE-2026-43066: ext4: fix iloc.bh leak in ext4_fc_replay_inode() error paths (bsc#1264245). - CVE-2026-43068: ext4: avoid allocate block from corrupted group in ext4_mb_find_by_goal() (bsc#1264255). - CVE-2026-43109: x86: shadow stacks: proper error handling for mmap lock (bsc#1264484). - CVE-2026-43150: perf/arm-cmn: Reject unsupported hardware configurations (bsc#1264415). - CVE-2026-43184: rnbd-srv: Zero the rsp buffer before using it (bsc#1264622). - CVE-2026-43197: netconsole: avoid OOB reads, msg is not nul-terminated (bsc#1264609). - CVE-2026-43332: thermal: core: Fix thermal zone device registration error path (bsc#1265114). - CVE-2026-43393: btrfs: fix chunk map leak in btrfs_map_block() after btrfs_chunk_map_num_copies() (bsc#1264723). - CVE-2026-43394: nfsd: Fix cred ref leak in nfsd_nl_listener_set_doit() (bsc#1265081). - CVE-2026-43411: tipc: fix divide-by-zero in tipc_sk_filter_connect() (bsc#1264672). - CVE-2026-43455: net: mctp: Ensure keys maintain only one ref to corresponding dev (bsc#1264765). - CVE-2026-45842: slip: reject VJ receive packets on instances with no rstate array (bsc#1266400). - CVE-2026-45846: bareudp: fix NULL pointer dereference in bareudp_fill_metadata_dst() (bsc#1266394). - CVE-2026-45852: RDMA/rxe: Fix double free in rxe_srq_from_init (bsc#1266711). - CVE-2026-45856: RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send (bsc#1266720). - CVE-2026-45886: bpf: Fix bpf_xdp_store_bytes proto for read-only arg (bsc#1266810). - CVE-2026-45898: RDMA/iwcm: Fix workqueue list corruption by removing work_list (bsc#1266888). - CVE-2026-45910: RDMA/rxe: Fix race condition in QP timer handlers (bsc#1266889). - CVE-2026-45932: bpf: Fix tcx/netkit detach permissions when prog fd isn't given (bsc#1266827). - CVE-2026-45942: ext4: fix e4b bitmap inconsistency reports (bsc#1266914). - CVE-2026-45970: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (bsc#1267205). - CVE-2026-45984: gfs2: Fix use-after-free in iomap inline data write path (bsc#1267214). - CVE-2026-46021: thermal: core: Fix thermal zone governor cleanup issues (bsc#1267220). - CVE-2026-46043: RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv (bsc#1266901). - CVE-2026-46083: spi: fix resource leaks on device setup failure (bsc#1266696). - C

References

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