ALSA-2026:30848 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kernel: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach CVE-2026-43038 kernel: netfilter: flowtabl...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kernel: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach CVE-2026-43038 kernel: netfilter: flowtabl...

RLSA-2026:27811 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: selinux: fix overlayfs mmap and mprotect access checks CVE-2026-46054 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related...

RHEL 8 : kernel-rt (RHSA-2026:27812)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:27812 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements...

ALSA-2026:27812 Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: selinux: fix overlayfs mmap and mprotect access checks CVE-2026-46054 For more details about the security issues, including the...

UBUNTU-CVE-2026-46054

In the Linux kernel, the following vulnerability has been resolved: selinux: fix overlayfs mmap and mprotect access checks The existing SELinux security model for overlayfs is to allow access if the current task is able to access the top level file the "user" file and the mounter's credentials ar...