SUSE-SU-2026:5088-1: Security update for the Linux Kernel (Live Patch 87 for SUSE Linux Enterprise 12 SP5)
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.328 fixes various security issues:
The following security issues were fixed:
- CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). - 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 4.12.14-122.328 fixes various security issues: The following security issues were fixed: CVE-2026-74469: sctp: prevent peer transport count overflow (bsc#1280693). 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/kgraft-patch-SLE12-SP5_Update_87to a version that resolves this vulnerability.Fixed in 2-2.1 - Upgrade
Upgrade
suse/kgraft-patchto a version that resolves this vulnerability.Fixed in 4_12_14-122_328-default-2-2.1 - Upgrade
Upgrade
SUSE Linux Enterprise Kernelto a version that resolves this vulnerability.Fixed in 4.12.14-122.328Patch SUSE-SLE-Live-Patching-12-SP5-2026-5088
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Which systems are in scope for this update?
The update is for SUSE Linux Enterprise Live Patching 12-SP5 on ppc64le, s390x, and x86_64, using the suse/kgraft-patch-sle12-sp5_update_87 or suse/kgraft-patch software.
Are temporary mitigations provided for systems that cannot apply the update immediately?
No interim mitigations or configuration workarounds are specified in the advisory data.