Critical: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2026-50234)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50234 advisory. - macvlan: fix possible UAF in macvlanforwardsource Eric Dumazet Orabug: 38887731 CVE-2026-23001 - macvlan: fix error recovery in...

kernel-rt security update

An update is available for kernel-rt. 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-rt packages provide the Real Time Linux Kernel, which enables...

RockyLinux 8 : kernel-rt (RLSA-2026:3964)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:3964 advisory. kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: macvlan: fix possible UAF in macvlanforwardsource CVE-2026-230...

MiracleLinux 9 : kernel-5.14.0-611.38.1.el9_7 (AXSA:2026-320:20)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-320:20 advisory. kernel: Linux kernel iouring: Local privilege escalation, information disclosure, or denial of service via use-after-free CVE-2025-38106 kernel:...

MiracleLinux 8 : kernel-4.18.0-553.111.1.el8_10 (AXSA:2026-310:19)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-310:19 advisory. kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: macvlan: fix possible UAF in macvlanforwardsource...

CVE-2026-23001 affecting package kernel for versions less than 6.6.126.1-1

CVE-2026-23001 affecting package kernel for versions less than 6.6.126.1-1. A patched version of the package is available...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr CVE-2025-71085 kernel: macvlan: fix possible UAF in macvlanforwardsource CVE-2026-23001 For more details about the security...

SUSE: Security Advisory (SUSE-SU-2026:0474-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2026-23001

CVE-2026-23001 – Linux kernel macvlan UAF fix Multiple connected advisories reference this CVE as a fix in the macvlan subsystem. The vulnerability is described as a use-after-free (UAF) in macvlan_forward_source(), with the fix adding RC (read-copy-update) protection on (struct macvlan_source_en...

Linux Distros Unpatched Vulnerability : CVE-2026-23001

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear...