SUSE-SU-2026:5048-1: Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5)
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes various security issues:
The following security issues were fixed:
- CVE-2026-53016: crypto: ccp - copy IV using skcipher ivsize (bsc#1269766). - CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). - 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 4.12.14-122.317 fixes various security issues: The following security issues were fixed: CVE-2026-53016: crypto: ccp - copy IV using skcipher ivsize (bsc#1269766). CVE-2026-68426: xfrm: fix stale skb->prev after async crypto steals a GSO segment (bsc#1274712). 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/kgraft-patch-SLE12-SP5_Update_84to a version that resolves this vulnerability.Fixed in 7-2.1 - Upgrade
Upgrade
suse/kgraft-patchto a version that resolves this vulnerability.Fixed in 4_12_14-122_317-default-7-2.1 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch SUSE-SLE-Live-Patching-12-SP5-2026-5048
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Which systems are in scope for this update?
The affected software listed is SUSE Linux Enterprise Live Patching 12-SP5, with the kgraft-patch-sle12-sp5_update_84 package, for ppc64le, s390x, and x86_64 architectures.
Which kernel areas are addressed by the update?
The fixes cover CCP cryptography, XFRM, SCTP, IPVS, SUNRPC, NFS server code, and IPv4 handling. Systems using these kernel subsystems are the relevant exposure population, although the advisory does not state exploit prerequisites or affected default configurations.
How can I determine whether the security fixes are installed?
Check whether the SUSE Live Patch 84 update package, kgraft-patch-sle12-sp5_update_84, has been applied on the system. The advisory identifies this as the live patch update containing the fixes.