Security update for the Linux Kernel RT (Live Patch 17 for SUSE Linux Enterprise 15 SP7)
This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.62 fixes various security issues:
The following security issues were fixed:
- CVE-2026-53360: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use (bsc#1270303).
- 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 g
Security update for the Linux Kernel RT (Live Patch 17 for SUSE Linux Enterprise 15 SP7)
This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.62 fixes various security issues:
The following security issues were fixed:
- CVE-2026-53366: ipv4: account for fraggap on the paged allocation path (bsc#1271370).