Security update for the Linux Kernel (Live Patch 70 for SUSE Linux Enterprise 12 SP5)
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.266 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (bsc#1261640). - CVE-2026-31504: net: fix fanout UAF in packet_release() via NETDEV_UP race (bsc#1263088). - CVE-2026-43503: final dirty.frag related fixes (bsc#1266229). - CVE-2026-46323: net: gro: don't merge zcopy skbs (bsc#1268282).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.266 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (bsc#1261640). - CVE-2026-31504: net: fix fanout UAF in packet_release() via NETDEV_UP race (bsc#1263088). - CVE-2026-43503: final dirty.frag related fixes (bsc#1266229). - CVE-2026-46323: net: gro: don't merge zcopy skbs (bsc#1268282).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1261640
- https://bugzilla.suse.com/1263088
- https://bugzilla.suse.com/1266229
- https://bugzilla.suse.com/1268282
- https://www.suse.com/security/cve/CVE-2026-31402
- https://www.suse.com/security/cve/CVE-2026-31504
- https://www.suse.com/security/cve/CVE-2026-43503
- https://www.suse.com/security/cve/CVE-2026-46323
- https://www.suse.com/support/update/announcement/2026/suse-su-20262518-1/