Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-38234: sched/rt: Fix race in pushrttask bsc1246057. CVE-2026-23103: ipvlan: Make the addrslock be per port bsc1257773. CVE-2026-23243: RDMA/umad: Reject negative...

SUSE CVE-2026-31508

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer unconditionally take the RTNL. After this change, the netdevdestroy...

SUSE-SU-2026:21337-1 Security update for the Linux Kernel RT (Live Patch 14 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-38.1 fixes various security issues The following security issues were fixed: - CVE-2025-40309: Bluetooth: SCO: Fix UAF on scoconnfree bsc1255066. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management...

SUSE-SU-2026:21314-1 Security update for the Linux Kernel RT (Live Patch 18 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-40.1 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

SUSE-SU-2026:21306-1 Security update for the Linux Kernel RT (Live Patch 6 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-28.1 fixes various security issues The following security issues were fixed: - CVE-2025-40309: Bluetooth: SCO: Fix UAF on scoconnfree bsc1255066. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management...

SUSE-SU-2026:21305-1 Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-40309: Bluetooth: SCO: Fix UAF on scoconnfree bsc1255066. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2025-38234: sched/rt: Fix race in pushrttask bsc1246057. CVE-2025-68818: scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path"...

CVE-2026-31508

The CVE-2026-31508 issue affects the Linux kernel in the Open vSwitch teardown path. The root cause is that after a patch, the teardown code for OVS ports no longer unconditionally takes the RTNL, allowing netdev_destroy() to finish and free the netdev before unregistration completes if the IFF_O...

SUSE-SU-2026:21271-1 Security update for the Linux Kernel RT (Live Patch 3 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.8.1 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

SUSE-SU-2026:21270-1 Security update for the Linux Kernel RT (Live Patch 1 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.6.1 fixes various security issues The following security issues were fixed: - CVE-2025-40309: Bluetooth: SCO: Fix UAF on scoconnfree bsc1255066. - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy manageme...

SUSE-SU-2026:21267-1 Security update for the Linux Kernel RT (Live Patch 4 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.9.1 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

SUSE-SU-2026:21266-1 Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.26.1 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010849)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010849 advisory. In the Linux kernel, the following vulnerability has been resolved: posix-timers: Prevent RT livelock in itimerdelete itimerdelete has a retry loop when the timer is...

SUSE-SU-2026:1444-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.31 fixes one security issue The following security issue was fixed: - CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management bsc1259859...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50232)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50232 advisory. - ipv6: use RCU in ip6xmit Eric Dumazet Orabug: 39202432 CVE-2025-40135 - dst: fix races in rt6uncachedlistdel and rtdeluncachedlist Eric Dumazet...

CVE-2026-39711

Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue affects RT-Theme 18 | Extensions: from n/a through = 2.5...

SUSE-SU-2026:21061-1 Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...

SUSE-SU-2026:21091-1 Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...

SUSE-SU-2026:21089-1 Security update for the Linux Kernel RT (Live Patch 7 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...

SUSE-SU-2026:21059-1 Security update for the Linux Kernel RT (Live Patch 7 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2025-39973: i40e: add validation for ringlen param bsc1252036. - CVE-2025-40018: ipvs: Defer ipvsftp unregister during netns cleanup bsc1252689. -...