CVE-2025-14104 (GCVE-0-2025-14104)

Vulnerability from cvelistv5 – Published: 2025-12-05 16:22 – Updated: 2026-02-11 14:40
VLAI?
Title
Util-linux: util-linux: heap buffer overread in setpwnam() when processing 256-byte usernames
Summary
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.
Severity ?
6.1 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
CWE
Assigner
References
https://access.redhat.com/errata/RHSA-2026:1696 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:1852 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:1913 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2485 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2563 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-14104 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2419369 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version
util-linux util-linux Affected: 0 , < 2.41.3 (semver)
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    Red Hat Red Hat Enterprise Linux 10 Unaffected: 0:2.40.2-15.el10_1 , < * (rpm)
    cpe:/o:redhat:enterprise_linux:10.1
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    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:2.32.1-48.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/o:redhat:enterprise_linux:8::baseos
    cpe:/a:redhat:enterprise_linux:8::appstream
 Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:2.32.1-48.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/o:redhat:enterprise_linux:8::baseos
    cpe:/a:redhat:enterprise_linux:8::appstream
 Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:2.37.4-21.el9_7 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::crb
    cpe:/o:redhat:enterprise_linux:9::baseos
    cpe:/a:redhat:enterprise_linux:9::appstream
 Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:2.37.4-21.el9_7 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::crb
    cpe:/o:redhat:enterprise_linux:9::baseos
    cpe:/a:redhat:enterprise_linux:9::appstream
 Create a notification for this product.
    Red Hat Red Hat Insights proxy 1.5 Unaffected: sha256:975a1e501a8520df83f3f4114e72a71384ff1866ec99c7a45fffbf8c76ef5cbc , < * (rpm)
    cpe:/a:redhat:insights_proxy:1.5::el9
 Create a notification for this product.
    Red Hat Red Hat Update Infrastructure 5 Unaffected: sha256:48cf7cf48dfadb17f9357bf1894a5d0393551a893faa8b0ea0e11fe1ffed497f , < * (rpm)
    cpe:/a:redhat:rhui:5::el9
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    Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
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    Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
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    Red Hat Red Hat OpenShift Container Platform 4     cpe:/a:redhat:openshift:4
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Show details on NVD website
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\"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2419369\", \"name\": \"RHBZ#2419369\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.\"}], \"x_generator\": {\"engine\": \"cvelib 1.8.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A flaw was found in util-linux. 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    }
  }
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.