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Debian 11 linux-6.1 Critical Privilege Escalation DoS Info Leak DLA-4607-1

debian lts
Calendar Grey May 29, 2026
Dist Debian Esm H88
Discover critical security issues in Debian's Linux kernel fixed in version 6.1.174 addressing privilege escalation and DoS.
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks
Topics%20covered

Topics Covered

security advisory denial of service information leak debian privilege escalation Linux 6.1

Summary

For Debian 11 bullseye, these problems have been fixed in version
6.1.174-1~deb11u1.

We recommend that you upgrade your linux-6.1 packages.

For the detailed security status of linux-6.1 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/linux-6.1

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS



Severity
critical
Lowest
Low
Medium
High
Critical

Package: linux-6.1
Version: 6.1.174-1~deb11u1
CVE ID: CVE-2026-43503 CVE-2026-46174 CVE-2026-46300

Topics%20covered

Topics Covered

security advisory denial of service information leak debian privilege escalation Linux 6.1

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