CVE-2025-14104
Medium
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.
SeverityMedium
CVSS6.1
Exploit probability—
Product
Util-linux
PublishedDec 5, 2025
First seenDec 5, 2025
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- util-linux util-linux2.41.3 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2026:1696
- access.redhat.com/errata/RHSA-2026:1852
- access.redhat.com/errata/RHSA-2026:1913
- access.redhat.com/errata/RHSA-2026:2485
- access.redhat.com/errata/RHSA-2026:2563
- access.redhat.com/errata/RHSA-2026:2737
- access.redhat.com/errata/RHSA-2026:2800
- access.redhat.com/errata/RHSA-2026:3406
- access.redhat.com/errata/RHSA-2026:4943
- access.redhat.com/errata/RHSA-2026:7180
- access.redhat.com/errata/RHSA-2026:82347
- access.redhat.com/errata/RHSA-2026:82354
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| util-linux util-linux | v < 2.41.3 | 2.41.3 |
| Red Hat Red Hat Enterprise Linux 10 | No range specified | — |
| enterprise_linux 8 | No range specified | — |
| enterprise_linux 9 | No range specified | — |
| cert_manager 1.18 | No range specified | — |
| ceph_storage 7 | No range specified | — |
| ceph_storage 8 | No range specified | — |
| ceph_storage 9 | No range specified | — |
| Red Hat Red Hat Hardened Images | No range specified | — |
| insights_proxy 1.5 | No range specified | — |
| rhui 5 | No range specified | — |
| Red Hat Red Hat Enterprise Linux 6 | No range specified | — |
| Red Hat Red Hat Enterprise Linux 7 | No range specified | — |
| Red Hat Red Hat OpenShift Container Platform 4 | No range specified | — |
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