FKIE_CVE-2025-46416

Vulnerability from fkie_nvd - Published: 2025-06-27 14:15 - Updated: 2026-06-17 09:26
Severity
2.9 (Low) - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Summary
The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.
References
cve@mitre.orghttps://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017
cve@mitre.orghttps://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/
cve@mitre.orghttps://labs.snyk.io
cve@mitre.orghttps://lix.systems/blog/2025-06-24-lix-cves/
cve@mitre.orghttps://security-tracker.debian.org/tracker/CVE-2025-46416
cve@mitre.orghttps://security.snyk.io/vuln/?search=CVE-2025-46416
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "Nix",
          "vendor": "NixOS",
          "versions": [
            {
              "lessThanOrEqual": "2.24.15",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "2.26.4",
              "status": "affected",
              "version": "2.25.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "2.28.4",
              "status": "affected",
              "version": "2.27.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "2.29.1",
              "status": "affected",
              "version": "2.29.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b."
    },
    {
      "lang": "es",
      "value": "Los gestores de paquetes Nix, Lix y Guix permiten omitir el aislamiento de compilaci\u00f3n, lo que permite a un usuario elevar sus privilegios a la cuenta de usuario de compilaci\u00f3n (p. ej., nixbld o guixbuild). Esto afecta a Nix hasta las versiones 2.24.15, 2.26.4, 2.28.4 y 2.29.1; Lix hasta las versiones 2.91.2, 2.92.2 y 2.93.1; y Guix anterior a la versi\u00f3n 1.4.0-38.0e79d5b."
    }
  ],
  "id": "CVE-2025-46416",
  "lastModified": "2026-06-17T09:26:22.340",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 2.9,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.4,
        "impactScore": 1.4,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-46416",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-06-27T15:48:56.617817Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-06-27T14:15:38.163",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://labs.snyk.io"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lix.systems/blog/2025-06-24-lix-cves/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security-tracker.debian.org/tracker/CVE-2025-46416"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.snyk.io/vuln/?search=CVE-2025-46416"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-282"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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