Security update for the Linux Kernel RT (Live Patch 18 for SUSE Linux Enterprise 15 SP7)
This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.67 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-2026-64530: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_hand (bsc#1271867).
- 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-2026-64600: xfs: resample the data fork mapping after cycling ILOCK
The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues:
The following security issues were fixed:
- CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 (bsc#1243603).
- CVE-2025-71302: drm/panthor: fix for dma-fence safe access rules (bsc#1264837).
- CVE-2026-31479: drm/xe: always keep track of remap prev/next (bsc#1262765).
- CVE-2026-31503: udp: Fix wildcard bind conflict check when using hash2 (bsc#1263077).
- CVE-2026-43019: Bluetooth: hci_conn: fix potential UAF in set_cig_params_sync (bsc#1264003).
- CVE-2026-43057: net: mpls: error out if inner headers are no