CVE record · CVE-2025-14104

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

CVSS 6.1 MediumEPSS 0.0022 · 11th percentile

Published by the CVE Program (CNA: redhat) at 5 Dec 2025, 16:22 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
util-linux	util-linux Package name: util-linux https://github.com/util-linux/util-linux	affected before 2.41.3 semver Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 10 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.40.2-15.el10_1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.32.1-48.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.32.1-48.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.37.4-21.el9_7 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.37.4-21.el9_7 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/jetstack-cert-manager-acmesolver-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459707 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/jetstack-cert-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459711 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-istio-csr-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459759 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-operator-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1789029076 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-operator-bundle https://catalog.redhat.com/software/containers/	unaffected 1791966259 to before * rpm Other versions: affected
Red Hat	Red Hat Ceph Storage 7 Package name: rhceph/rhceph-7-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1770632724 to before * rpm Other versions: affected
Red Hat	Red Hat Ceph Storage 8 Package name: rhceph/rhceph-8-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1770630907 to before * rpm Other versions: affected
Red Hat	Red Hat Ceph Storage 9 Package name: rhceph/rhceph-9-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1771816028 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: util-linux-main https://catalog.redhat.com/software/containers/	unaffected 2.42-7.1.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Insights proxy 1.5 Package name: insights-proxy/insights-proxy-container-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1770740405 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/installer-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1770646925 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/cds-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1773670073 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/haproxy-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1773672059 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/rhua-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1773670137 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: util-linux-ng https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Package name: util-linux https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2025-14104
CNA: redhat
Weakness (CWE): CWE-125
Tags: util-linux
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Cert Manager support for Red Hat OpenShift release 1.18
Red Hat Ceph Storage 7
Red Hat Ceph Storage 8
Red Hat Ceph Storage 9
Memory corruption
Published: 5 Dec 2025
Updated: 5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.1	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0022, the 11th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

5 Dec 2025, 16:22 UTC Confirmed by the CVE List
5 Dec 2025, 17:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:1696 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:1852 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:1913 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:2485 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:2563 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:2737 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:2800 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:3406 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:4943 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:7180 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82347 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82354 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82372 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82857 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2025-14104 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2419369 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.