Debian DSA-6162-1 Linux Kernel Critical Privilege Escalation DoS
debian
March 12, 2026
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks
Summary
The Qualys Threat Research Unit (TRU) discovered several vulnerabilities
in Apparmor. Details can be found in the Qualys advisory at
https://www.qualys.com/2026/03/10/crack-armor.txt
For the stable distribution (trixie), these problems have been fixed in
version 6.12.74-2.
We recommend that you upgrade your linux packages.
For the detailed security status of linux please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/linux
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
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Package: linux
CVE ID: CVE-2025-71238 CVE-2026-23100 CVE-2026-23221 CVE-2026-23233
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