CVE-2025-15281

7.5 HIGH

Published: January 20, 2026 Modified: February 05, 2026

Description

Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialized memory in the we_wordv member, which on subsequent calls to wordfree may abort the process.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://sourceware.org/bugzilla/show_bug.cgi?id=33814

Source: 3ff69d7a-14f2-4f67-a097-88dee7810d18

Issue Tracking Patch

http://www.openwall.com/lists/oss-security/2026/01/20/3

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.1%

20th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-908

Affected Vendors

gnu

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