Memory Leak Affecting linux-6.1 package, versions <6.1.162-1~deb11u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.12% (3rd percentile)

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  • Snyk IDSNYK-DEBIAN11-LINUX61-15263030
  • published11 Feb 2026
  • disclosed4 Feb 2026

Introduced: 4 Feb 2026

CVE-2026-23091  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Debian:11 linux-6.1 to version 6.1.162-1~deb11u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-6.1 package and not the linux-6.1 package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

intel_th: fix device leak on output open()

Make sure to drop the reference taken when looking up the th device during output device open() on errors and on close().

Note that a recent commit fixed the leak in a couple of open() error paths but not all of them, and the reference is still leaking on successful open().

CVSS Base Scores

version 3.1