CVE-2025-14104
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-05

Last updated on: 2026-04-19

Assigner: Red Hat, Inc.

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.
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Meta Information
Published
2025-12-05
Last Modified
2026-04-19
Generated
2026-06-16
AI Q&A
2025-12-05
EPSS Evaluated
2026-06-15
NVD
CVE-2025-14104
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
util-linux util-linux *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-125 The product reads data past the end, or before the beginning, of the intended buffer.
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Executive Summary

This vulnerability is a flaw in util-linux where a heap buffer overread occurs when processing 256-byte usernames in the setpwnam() function. It affects SUID login-utils utilities that write to the password database.

Impact Analysis

The vulnerability can lead to a heap buffer overread, which may cause a denial of service (crash) or potentially expose sensitive memory contents due to improper handling of long usernames in privileged utilities.

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