Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053398)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053398 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use helper function to calculate expect ID Delete expectation path is missi...

kernel: netfilter: ctnetlink: ensure safe access to master conntrack

A flaw was found in the netfilter: ctnetlink component of the Linux kernel. This vulnerability occurs due to insufficient locking when accessing the master conntrack object, allowing it to become invalid while still being referenced. A local attacker could potentially exploit this race condition,...

kernel: netfilter: ctnetlink: ensure safe access to master conntrack

A flaw was found in the netfilter: ctnetlink component of the Linux kernel. This vulnerability occurs due to insufficient locking when accessing the master conntrack object, allowing it to become invalid while still being referenced. A local attacker could potentially exploit this race condition,...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098785)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098785 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrac...

Astra Linux – Vulnerability in Linux

In the Linux kernel up to version 5.8.7, local attackers who were able to inject conntrack netlink configurations could exploit an overflow in a local buffer, resulting in crashes or triggering the use of incorrect protocol numbers in ctnetlinkparsetuplefilter in net/netfilter/nfconntracknetlink....

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: Use expect-helper. Use expect-helper in ctnetlink and /proc to dump the helper’s name. Using nfcthelp without holding a reference to the master conntrack is unsafe. Use exp-master-helper in the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: fix refcount leak on table dump There is a reference count leak in ctnetlinkdumptable: c if res ctgeneral; // HERE cb-args1 = unsigned longct; ... While it’s very unlikely, it’s possible that ct could be equ...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102132)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102132 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrac...

EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2889)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : mm: blk-cgroup: fix use-after-free in cgwbreleaseworkfnCVE-2026-31586 e1000/e1000e: Fix leak in DMA error cleanupCVE-2026-43445 futex: Clear stale...

kernel security update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

kernel: netfilter: ctnetlink: ensure safe access to master conntrack

A flaw was found in the netfilter: ctnetlink component of the Linux kernel. This vulnerability occurs due to insufficient locking when accessing the master conntrack object, allowing it to become invalid while still being referenced. A local attacker could potentially exploit this race condition,...

kernel: netfilter: ctnetlink: ensure safe access to master conntrack

A flaw was found in the netfilter: ctnetlink component of the Linux kernel. This vulnerability occurs due to insufficient locking when accessing the master conntrack object, allowing it to become invalid while still being referenced. A local attacker could potentially exploit this race condition,...

RHEL 8 : kernel (RHSA-2026:49214)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:49214 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: rtnetlink: add missing...

RHEL 8 : kernel-rt (RHSA-2026:49213)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:49213 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

SUSE-SU-2026:22763-1 Security update for the Linux Kernel (Live Patch 11 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.32.1 fixes various security issues The following security issues were fixed: - CVE-2026-31505: iavf: fix out-of-bounds writes in iavfgetethtoolstats bsc1263094. - CVE-2026-31533: net/tls: fix use-after-free in -EBUSY error path of...

SUSE-SU-2026:22748-1 Security update for the Linux Kernel (Live Patch 3 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.8.1 fixes various security issues The following security issues were fixed: - CVE-2025-71089: iommu: disable SVA when CONFIGX86 is set bsc1256615. - CVE-2026-23393: bridge: cfm: Fix race condition in peermep deletion bsc1260524. -...

SUSE-SU-2026:22683-1 Security update for the Linux Kernel (Live Patch 17 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-40.1 fixes various security issues The following security issues were fixed: - CVE-2026-23393: bridge: cfm: Fix race condition in peermep deletion bsc1260524. - CVE-2026-31505: iavf: fix out-of-bounds writes in iavfgetethtoolstats bsc1263094....

SUSE-SU-2026:3066-1 Security update for the Linux Kernel (Live Patch 78 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.296 fixes various security issues The following security issues were fixed: - CVE-2026-31685: netfilter: ip6teui64: reject invalid MAC header for all packets bsc1263670. - CVE-2026-43025: netfilter: ctnetlink: ignore explicit helper on...

Security update for the Linux Kernel (Live Patch 76 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.290 fixes various security issues The following security issues were fixed: CVE-2026-31685: netfilter: ip6teui64: reject invalid MAC header for all packets bsc1263670. CVE-2026-43025: netfilter: ctnetlink: ignore explicit helper on new...

SUSE-SU-2026:2955-1 Security update for the Linux Kernel (Live Patch 71 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.269 fixes various security issues The following security issues were fixed: - CVE-2026-31685: netfilter: ip6teui64: reject invalid MAC header for all packets bsc1263670. - CVE-2026-43025: netfilter: ctnetlink: ignore explicit helper on...