Security update for the Linux Kernel (Live Patch 58 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.235 fixes various security issues: The following security issues were fixed: CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. CVE-2026-68138: net/sched: serialize qdiscrtablist...

SUSE-SU-2026:4193-1 Security update for the Linux Kernel (Live Patch 58 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.235 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-68138: net/sched: serialize qdiscrtabli...

Security update for the Linux Kernel (Live Patch 86 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.323 fixes one security issue: The following security issue was fixed: CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. Patch Instructions: To install this SUSE update use the SUSE...

SUSE-SU-2026:4192-1 Security update for the Linux Kernel (Live Patch 86 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.323 fixes one security issue: The following security issue was fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458...

Security update for the Linux Kernel (Live Patch 44 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.182 fixes various security issues: The following security issues were fixed: CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. CVE-2026-68138: net/sched: serialize qdiscrtablist...

SUSE-SU-2026:4185-1 Security update for the Linux Kernel (Live Patch 44 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.182 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-68138: net/sched: serialize qdiscrtabli...

SUSE-SU-2026:4183-1 Security update for the Linux Kernel (Live Patch 20 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.78 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-68138: net/sched: serialize qdiscrtablist...

SUSE-SU-2026:23764-1 Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-51.1 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-68138: net/sched: serialize qdiscrtablist against...

SUSE-SU-2026:23839-1 Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-51.1 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-68138: net/sched: serialize qdiscrtablist against...

SUSE-SU-2026:23838-1 Security update for the Linux Kernel (Live Patch 27 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-50.2 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-64561: KVM: x86: Check for invalid/obsolete root...

SUSE-SU-2026:23763-1 Security update for the Linux Kernel (Live Patch 27 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-50.2 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-64561: KVM: x86: Check for invalid/obsolete root...

SUSE-SU-2026:23778-1 Security update for the Linux Kernel RT (Live Patch 11 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-32.1 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device...

SUSE-SU-2026:23835-1 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-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device...

SUSE-SU-2026:23780-1 Security update for the Linux Kernel RT (Live Patch 13 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-37.1 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device...

SUSE-SU-2026:23832-1 Security update for the Linux Kernel RT (Live Patch 11 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-32.1 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device...

SUSE-SU-2026:23779-1 Security update for the Linux Kernel RT (Live Patch 12 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-36.1 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device...

SUSE-SU-2026:23762-1 Security update for the Linux Kernel (Live Patch 26 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-49.1 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-64561: KVM: x86: Check for invalid/obsolete root...

SUSE-SU-2026:23761-1 Security update for the Linux Kernel (Live Patch 25 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-48.1 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-64561: KVM: x86: Check for invalid/obsolete root...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: mcast: added RCU protection to mldnewpack The mldnewpack function can be called without holding RTNL or RCU. It should be noted that we can no longer use sockallocsendskb, because ipv6.igmpsk relies on GFPKERNEL...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

A “use-after-free” vulnerability in the Linux kernel’s ipv4:igmp component can be exploited to achieve local privilege escalation. A race condition can also be exploited, causing a timer to be mistakenly registered on a RCU read-locked object that is then freed by another thread. We recommend...