Out-of-bounds Read Affecting util-linux package, versions <2.41.3-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.19% (10th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-UTILLINUX-14200593
  • published6 Dec 2025
  • disclosed5 Dec 2025

Introduced: 5 Dec 2025

CVE-2025-14104  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:unstable util-linux to version 2.41.3-1 or higher.

NVD Description

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

A flaw was found in util-linux. This vulnerability allows a heap buffer overread when processing 256-byte usernames, specifically within the setpwnam() function, affecting SUID (Set User ID) login-utils utilities writing to the password database.

CVSS Base Scores

version 3.1