FKIE_CVE-2025-14104

Vulnerability from fkie_nvd - Published: 2025-12-05 17:16 - Updated: 2026-06-30 00:16
Severity
6.1 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
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.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:1696
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:1852
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:1913
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:2485
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:2563
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:2737
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:2800
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:3406
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:4943
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2026:7180
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2025-14104
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2419369
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://github.com/util-linux/util-linux",
          "defaultStatus": "unaffected",
          "packageName": "util-linux",
          "product": "util-linux",
          "vendor": "util-linux",
          "versions": [
            {
              "lessThan": "2.41.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:10.1"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux",
          "product": "Red Hat Enterprise Linux 10",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:2.40.2-15.el10_1",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:8::appstream",
            "cpe:/a:redhat:enterprise_linux:8::crb",
            "cpe:/o:redhat:enterprise_linux:8::baseos"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:2.32.1-48.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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            "cpe:/a:redhat:enterprise_linux:8::crb",
            "cpe:/o:redhat:enterprise_linux:8::baseos"
          ],
          "defaultStatus": "affected",
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          "vendor": "Red Hat",
          "versions": [
            {
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              "status": "unaffected",
              "version": "0:2.32.1-48.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
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            "cpe:/o:redhat:enterprise_linux:9::baseos"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat",
          "versions": [
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              "lessThan": "*",
              "status": "unaffected",
              "version": "0:2.37.4-21.el9_7",
              "versionType": "rpm"
            }
          ]
        },
        {
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          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "util-linux",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat",
          "versions": [
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          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "rhceph/rhceph-7-rhel9",
          "product": "Red Hat Ceph Storage 7",
          "vendor": "Red Hat",
          "versions": [
            {
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              "status": "unaffected",
              "version": "1770632724",
              "versionType": "rpm"
            }
          ]
        },
        {
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          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "rhceph/rhceph-8-rhel9",
          "product": "Red Hat Ceph Storage 8",
          "vendor": "Red Hat",
          "versions": [
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        },
        {
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          "cpes": [
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          ],
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          "product": "Red Hat Ceph Storage 9",
          "vendor": "Red Hat",
          "versions": [
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              "status": "unaffected",
              "version": "1771816028",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
            "cpe:/a:redhat:hummingbird:1"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux-main",
          "product": "Red Hat Hardened Images",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "2.42-7.1.hum1",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
            "cpe:/a:redhat:insights_proxy:1.5::el9"
          ],
          "defaultStatus": "affected",
          "packageName": "insights-proxy/insights-proxy-container-rhel9",
          "product": "Red Hat Insights proxy 1.5",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "1770740405",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
            "cpe:/a:redhat:rhui:5::el9"
          ],
          "defaultStatus": "affected",
          "packageName": "rhui5/installer-rhel9",
          "product": "Red Hat Update Infrastructure 5",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "1770646925",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "rhui5/cds-rhel9",
          "product": "Red Hat Update Infrastructure 5",
          "vendor": "Red Hat",
          "versions": [
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              "status": "unaffected",
              "version": "1773670073",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
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          ],
          "defaultStatus": "affected",
          "packageName": "rhui5/haproxy-rhel9",
          "product": "Red Hat Update Infrastructure 5",
          "vendor": "Red Hat",
          "versions": [
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              "versionType": "rpm"
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          ]
        },
        {
          "collectionURL": "https://catalog.redhat.com/software/containers/",
          "cpes": [
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          ],
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          "packageName": "rhui5/rhua-rhel9",
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          "vendor": "Red Hat",
          "versions": [
            {
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              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:6"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux-ng",
          "product": "Red Hat Enterprise Linux 6",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "affected",
          "packageName": "util-linux",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4",
          "vendor": "Red Hat"
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    }
  ],
  "id": "CVE-2025-14104",
  "lastModified": "2026-06-30T00:16:53.040",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 4.2,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-14104",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-12-05T20:03:09.994553Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-12-05T17:16:03.117",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:1696"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:1852"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:1913"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:2485"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:2563"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:2737"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:2800"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:3406"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:4943"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2026:7180"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/security/cve/CVE-2025-14104"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2419369"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.