SUSE-SU-2026:4255-1
SUSE-SU-2026:4255-1 · Security update for the Linux Kernel (Live Patch 57 for SUSE Linux Enterprise 15 SP4)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.228 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction (bsc#1275458). - CVE-2026-64561: KVM: x86: Check for invalid/obsolete root *after* making MMU pages available (Zapscape) (bsc#1273232). - CVE-2026-64564: sctp: don't free the ASCONF's own transport in DEL-IP processing (SCTPhantom) (bsc#1274074). - CVE-2026-68138: net/sched: serialize qdisc_rtab_list against concurrent get/put (bsc#1274942).
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-livepatch-sle15-sp4_update_57 SUSE:Linux Enterprise Live Patching 15 SP4
- Affected ranges
- ECOSYSTEM: < 3-150400.2.1
Update to 3-150400.2.1
Original sources
- https://www.suse.com/support/update/announcement/2026/suse-su-20264255-1/
- https://bugzilla.suse.com/1273232
- https://bugzilla.suse.com/1274074
- https://bugzilla.suse.com/1274942
- https://bugzilla.suse.com/1275458
- https://www.suse.com/security/cve/CVE-2026-64423
- https://www.suse.com/security/cve/CVE-2026-64561
- https://www.suse.com/security/cve/CVE-2026-64564
- https://www.suse.com/security/cve/CVE-2026-68138
- https://osv.dev/vulnerability/SUSE-SU-2026:4255-1