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

Vulnerability from cvelistv5 – Published: 2025-12-05 16:22 – Updated: 2026-02-17 09:27
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/errata/RHSA-2026:2737 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:2800 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::appstream
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/o:redhat:enterprise_linux:8::baseos
 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::appstream
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/o:redhat:enterprise_linux:8::baseos
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    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 Ceph Storage 7 Unaffected: sha256:485411749726179fe5cd880e2cf308261b35150e4b356ddb7100f52e02b2e353 , < * (rpm)
    cpe:/a:redhat:ceph_storage:7::el9
 Create a notification for this product.
    Red Hat Red Hat Ceph Storage 8 Unaffected: sha256:2325f237ab329cb3f1d3db4da40ed19f68d6daa2a5902c71be3f0d3cfcadd503 , < * (rpm)
    cpe:/a:redhat:ceph_storage:8::el9
 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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\"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 6\", \"packageName\": \"util-linux-ng\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/o:redhat:enterprise_linux:7\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Enterprise Linux 7\", \"packageName\": \"util-linux\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"rhcos\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-12-05T14:16:36.004Z\", \"value\": \"Reported to Red Hat.\"}, {\"lang\": \"en\", \"time\": \"2025-12-05T00:00:00.000Z\", \"value\": \"Made public.\"}], \"datePublic\": 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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.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-125\", \"description\": \"Out-of-bounds Read\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2026-02-17T09:27:00.779Z\"}, \"x_redhatCweChain\": \"CWE-125: Out-of-bounds Read\"}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-14104\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-02-17T09:27:00.779Z\", \"dateReserved\": \"2025-12-05T14:18:15.840Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2025-12-05T16:22:09.283Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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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.