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SUSE-SU-2026:4668-1

Security update for the Linux Kernel

Published Oct 14, 2026 · updated Oct 15, 2026

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2022-50645: EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper() (bsc#1254633). - CVE-2024-56644: net/ipv6: release expired exception dst cached in socket (bsc#1216813 bsc#1235133). - CVE-2025-39964: crypto: af_alg - Fix incorrect boolean values in af_alg_ctx (bsc#1252682). - CVE-2025-40022: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (bsc#1251966). - CVE-2026-53266: netfilter: bridge: make ebt_snat ARP rewrite writable (bsc#1269136). - CVE-2026-53400: i2c: core: fix adapter registration race (bsc#1271906). - CVE-2026-64279: i2c: core: fix adapter deregistration race (bsc#1273953). - CVE-2026-64319: nvmet-auth: fix return value check in auth send (bsc#1273339). - CVE-2026-64422: net: ipv4: bound TCP reordering sysctl writes and MTU probe sizes (bsc#1273290). - CVE-2026-64580: xfrm6: clear dst.dev on error to avoid double netdev_put in xfrm6_fill_dst() (bsc#1274037). - CVE-2026-68376: sctp: fix auth_hmacs array size in struct sctp_cookie (bsc#1274836). - CVE-2026-68445: drm/vc4: Prevent shader BO mappings from becoming writable (bsc#1276277). - CVE-2026-68451: s390/zcrypt: Validate length for CCA ECC private key requests (bsc#1276287). - CVE-2026-68452: s390/zcrypt: Validate length for CCA AES cipher key requests (bsc#1276295). - CVE-2026-72051: net: ip6_tunnel: require CAP_NET_ADMIN in the device netns for changelink (bsc#1276801). - CVE-2026-72052: net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink (bsc#1276803). - CVE-2026-72053: net: ipip: require CAP_NET_ADMIN in the device netns for changelink (bsc#1276814). - CVE-2026-72054: net: ip_vti: require CAP_NET_ADMIN in the device netns for changelink (bsc#1276818). - CVE-2026-72055: net: ip6_vti: require CAP_NET_ADMIN in the device netns for changelink (bsc#1276821). - CVE-2026-72061: net: sit: require CAP_NET_ADMIN in the device netns for changeli

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · OSV.dev

    Detected

    The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2022-50645: EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper() (bsc#1254633). - CVE-2024-56644: net/ipv6: release expired exception dst cached in socket (bsc#1216813 bsc#1235133). - CVE-2025-39964: crypto: af_alg - Fix incorrect boolean values in af_alg_ctx (bsc#1

  2. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-default fixed in 5.14.21-150400.24.243.1; kernel-default-base fixed in 5.14.21-150400.24.243.1.150400.24.122.1; kernel-source fixed in 5.14.21-150400.24.243.1; kernel-default fixed in 5.14.21-150400.24.243.1

  3. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-default fixed in 5.14.21-150400.24.243.1

  4. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-default-base fixed in 5.14.21-150400.24.243.1.150400.24.122.1

  5. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-source fixed in 5.14.21-150400.24.243.1

  6. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-livepatch-SLE15-SP4_Update_60 fixed in 1-150400.9.3.1

  7. Oct 15, 2026 · OSV.dev

    Fix available

    kernel-64kb fixed in 5.14.21-150400.24.243.1

  8. Oct 15, 2026 · OSV.dev

    Updated

    The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2022-50645: EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper() (bsc#1254633). - CVE-2024-56644: net/ipv6: release expired exception dst cached in socket (bsc#1216813 bsc#1235133). - CVE-2025-39964: crypto: af_alg - Fix incorrect boolean values in af_alg_ctx (bsc#1

Affected

  • SUSE:Linux Enterprise High Availability kernel-default0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise High Performance C kernel-64kb0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise High Performance C kernel-default0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise High Performance C kernel-default-base0 → 5.14.21-150400.24.243.1.150400.24.122.1
  • SUSE:Linux Enterprise Live Patching 15 S kernel-default0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise Live Patching 15 S kernel-livepatch-SLE15-SP4_Update_600 → 1-150400.9.3.1
  • SUSE:Linux Enterprise Micro 5.3 kernel-default0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise Micro 5.3 kernel-default-base0 → 5.14.21-150400.24.243.1.150400.24.122.1
  • SUSE:Linux Enterprise Micro 5.3 kernel-source0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise Micro 5.4 kernel-default0 → 5.14.21-150400.24.243.1
  • SUSE:Linux Enterprise Micro 5.4 kernel-default-base0 → 5.14.21-150400.24.243.1.150400.24.122.1
  • SUSE:Linux Enterprise Micro 5.4 kernel-source0 → 5.14.21-150400.24.243.1

Sources

  • OSV.devPackage advisorySUSE-SU-2026:4668-1

    Security update for the Linux Kernel

    osv.dev

References

SUSE-SU-2026:4668-1 · ZeroDay Findings