SUSE-SU-2026:5053-1: Security update for the Linux Kernel (Live Patch 29 for SUSE Linux Enterprise 15 SP6)
This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.125 fixes various security issues:
The following security issues were fixed:
- CVE-2026-53381: virtiofs: fix UAF on submount umount (bsc#1271837). - CVE-2026-63968: ipv6: fix possible infinite loop in fib6selectpath() (bsc#1272521). - CVE-2026-64217: netfs: Fix overrun check in netfsextractuseriter() (bsc#1272874). - CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). - CVE-2026-72262: ASoC: SOF: ipc3-control: Fix heap overflow in bytesext put/get (bsc#1277679). - CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). - CVE-2026-74669: ipvs: clear IPv4 options after rebasing tunnel ICMP errors (bsc#1277399). - CVE-2026-89544: SUNRPC: fix gssxdecoptionarray error path bugs (bsc#1280760). - CVE-2026-89551: SUNRPC: xdrbuftrim: clamp buf->len to avoid underflow (bsc#1280728). - CVE-2026-89674: nfsd: fix XDR length calculation in nfsd4ffencodelayoutget (bsc#1280285). - CVE-2026-98432: ipv4: free inetopt and ireqopt after an RCU grace period (bsc#1285686).
Other sources
This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.60 fixes various security issues: The following security issues were fixed: CVE-2026-53381: virtiofs: fix UAF on submount umount (bsc#1271837). CVE-2026-63968: ipv6: fix possible infinite loop in fib6selectpath() (bsc#1272521). CVE-2026-64217: netfs: Fix overrun check in netfsextractuseriter() (bsc#1272874). CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). CVE-2026-72262: ASoC: SOF: ipc3-control: Fix heap overflow in bytesext put/get (bsc#1277679). CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). CVE-2026-74669: ipvs: clear IPv4 options after rebasing tunnel ICMP errors (bsc#1277399). CVE-2026-89544: SUNRPC: fix gssxdecoptionarray error path bugs (bsc#1280760). CVE-2026-89551: SUNRPC: xdrbuftrim: clamp buf->len to avoid underflow (bsc#1280728). CVE-2026-89674: nfsd: fix XDR length calculation in nfsd4ffencodelayoutget (bsc#1280285). CVE-2026-98432: ipv4: free inetopt and ireqopt after an RCU grace period (bsc#1285686).
— SUSE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
suse/kernel-livepatch-SLE15-SP6_Update_29to a version that resolves this vulnerability.Fixed in 6-150600.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150600_23_125-default-6-150600.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150600_23_125-default-debuginfo-6-150600.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150700_53_55-default-debuginfo-8-150700.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150700_53_55-default-8-150700.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150700_53_60-default-8-150700.2.1 - Upgrade
Upgrade
suse/kernel-livepatchto a version that resolves this vulnerability.Fixed in 6_4_0-150700_53_60-default-debuginfo-8-150700.2.1 - Upgrade
Upgrade
SUSE Linux Enterprise Kernelto a version that resolves this vulnerability.Fixed in 6.4.0-150600.23.125 - Upgrade
Upgrade
SUSE Linux Enterprise Kernelto a version that resolves this vulnerability.Fixed in 6.4.0-150700.53.60 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-2026-5053 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-5053 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-5056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-5057
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Which platforms and architectures are listed for this update?
The update is listed for SUSE Linux Enterprise Live Patching 15-SP6 and 15-SP7, plus openSUSE Leap 15.6. The listed architectures are ppc64le, s390x, and x86_64.