CVE-2025-14104 - CVE House
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Status published Medium CVE-2025-14104

Util-linux: util-linux: heap buffer overread in setpwnam() when processing 256-byte usernames

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

Affected Vendor

Affected Software

util-linux, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Ceph Storage 7, Red Hat Ceph Storage 8, Red Hat Ceph Storage 9, Red Hat Hardened Images, Red Hat Insights proxy 1.5, Red Hat Update Infrastructure 5, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat OpenShift Container Platform 4
Vulnerable Versions:
0, 0:2.40.2-15.el10_1, 0:2.32.1-48.el8_10, 0:2.37.4-21.el9_7, 1770632724, 1770630907, 1771816028, 2.42-7.1.hum1, 1770740405, 1770646925, 1773670073, 1773672059, 1773670137

Timeline

Official Publish: December 5th, 2025
Last Modified: June 29th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

Weaknesses (CWE)

CWE-125

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1213 Data from Information Repositories
Collection
T1003 OS Credential Dumping
Credential Access
T1552 Unsecured Credentials
Credential Access