What it is
Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.
What to do
Apply updates per vendor instructions.
Vendor notices and references
- git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-m
- nvd.nist.gov/vuln/detail/CVE-2023-0266
Description and required action as published by CISA. Full record at NVD.
Other Linux entries on the list
- Kernel Linux Kernel Missing Initialization of a Variable Vulnerability CVE-2026-46300 · Oct 28, 2026
- Kernel Linux Kernel Out-of-Bounds Write Vulnerability CVE-2026-53266 · Sep 18, 2026
- Kernel Linux Kernel Race Condition Vulnerability CVE-2025-39964 · Sep 18, 2026
- Kernel Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability CVE-2025-39682 · Sep 18, 2026
- Kernel Linux Kernel Unspecified Vulnerability CVE-2026-53362 · Aug 27, 2026
- Kernel Linux Kernel Out-of-Bounds Write Vulnerability CVE-2022-0995 · Aug 26, 2026