CVE-2025-14104

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 37/100
Published: 2025-12-05 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: Low
I: None
A: High

Description

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.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
util-linux util-linux 0 < 2.41.3

References & Advisories (16)

https://access.redhat.com/errata/RHSA-2026:1696
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:1852
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:1913
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2485
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2563
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2737
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2800
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:3406
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:4943
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:7180
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:82347
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:82354
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:82372
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:82857
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2419369
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

37 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

6.1 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

EPSS — Exploitation Probability

0.21%
Raw Score 0.002150
Percentile 12.0%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00215
2026-11-13
0.00215
2026-11-12
0.00215
2026-11-10
0.00215
2026-11-09
0.00215
2026-11-08
0.00215
2026-11-07
0.00215
2026-11-06
0.00215
2026-11-05
0.00215

Intelligence Sources

mitre ref →
nvd ref →