Security update for the Linux Kernel (Live Patch 77 for SUSE Linux Enterprise 12 SP5)
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.293 fixes various security issues The following security issues were fixed: - CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue (bsc#1255235). - CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc (bsc#1258051). - CVE-2026-23209: macvlan: fix error recovery in macvlan_common_newlink() (bsc#1258784).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the SUSE Linux Enterprise Kernel 4.12.14-122.293 fixes various security issues The following security issues were fixed: - CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue (bsc#1255235). - CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc (bsc#1258051). - CVE-2026-23209: macvlan: fix error recovery in macvlan_common_newlink() (bsc#1258784).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1255235
- https://bugzilla.suse.com/1258051
- https://bugzilla.suse.com/1258784
- https://www.suse.com/security/cve/CVE-2023-53794
- https://www.suse.com/security/cve/CVE-2026-23074
- https://www.suse.com/security/cve/CVE-2026-23209
- https://www.suse.com/support/update/announcement/2026/suse-su-20261294-1/