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Vulnerabilities / SUSE-SU-2026:2631-1

critical

SUSE-SU-2026:2631-1

Security update for the Linux Kernel

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

No source gives a CVSS score.

Trivy's own label is CRITICAL. Rated critical by SUSE.

Description

The SUSE Linux Enterprise 15 SP4 RT 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: client: fix OOB reads parsing symlink error response (bsc#1263769). - CVE-2026-31697: crypto: ccp: Don't attempt to copy ID to userspace if PSP command failed (bsc#1264116). - CVE-2026-31698: crypto: ccp: Don't attempt to copy PDH cert to userspace if PSP command failed (bsc#1263880). - CVE-2026-31699: crypto: ccp: Don't attempt to copy CSR to userspace if PSP command failed (bsc#1263879). - CVE-2026-31759: usb: ulpi: fix double free in ulpi_register_interface() error path (bsc#1264076). - CVE-2026-43077: crypto: algif_aead - Fix minimum RX size check for decryption (bsc#1264470). - CVE-2026-43198: tcp: fix potential race in tcp_v6_syn_recv_sock() (bsc#1264610). - CVE-2026-45984: gfs2: Move the inode glock locking to gfs2_file_buffered_write (bsc#1267214). - CVE-2026-46037: ipv4: icmp: validate reply type before using icmp_pointers (bsc#1267361). - CVE-2026-46116: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (bsc#1267369). - CVE-2026-46120: ip6_gre: Use cached t->net in ip6erspan_changelink() (bsc#1267640). - CVE-2026-46123: Bluetooth: virtio_bt: clamp rx length before skb_put (bsc#1267621). - CVE-2026-46150: fanotify: fix false positive on permission events (bsc#1267387). - CVE-2026-46159: btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak (bsc#1267652). - CVE-2026-46197: drm/amdkfd: validate SVM ioctl nattr against buffer size (bsc#1267381). - CVE-2026-46227: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (bsc#1267697). The following non security issues were fixed: - smb: client: correctly handle ErrorContextData as a flexible array (git-fixes).

Affected packages and fixed versions

SourcePackageFixed in
SUSE Linux Enterprise Micro 5.3kernel-rt, kernel-source-rt5.14.21-150400.15.173.1
SUSE Linux Enterprise Micro 5.4kernel-rt, kernel-source-rt5.14.21-150400.15.173.1
Show all 4 entries from 2 sources
SourcePackageFixed in
SUSE Linux Enterprise Micro 5.3kernel-rt5.14.21-150400.15.173.1
SUSE Linux Enterprise Micro 5.3kernel-source-rt5.14.21-150400.15.173.1
SUSE Linux Enterprise Micro 5.4kernel-rt5.14.21-150400.15.173.1
SUSE Linux Enterprise Micro 5.4kernel-source-rt5.14.21-150400.15.173.1

References

All 47 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.