CVE-2024-27297
Vulnerability from cvelistv5
Published
2024-03-11 21:24
Modified
2024-08-02 00:27
Severity ?
EPSS score ?
Summary
Nix is a package manager for Linux and other Unix systems. A fixed-output derivations on Linux can send file descriptors to files in the Nix store to another program running on the host (or another fixed-output derivation) via Unix domain sockets in the abstract namespace. This allows to modify the output of the derivation, after Nix has registered the path as "valid" and immutable in the Nix database. In particular, this allows the output of fixed-output derivations to be modified from their expected content. This issue has been addressed in versions 2.3.18 2.18.2 2.19.4 and 2.20.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.
References
Impacted products
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A fixed-output derivations on Linux can send file descriptors to files in the Nix store to another program running on the host (or another fixed-output derivation) via Unix domain sockets in the abstract namespace. This allows to modify the output of the derivation, after Nix has registered the path as \"valid\" and immutable in the Nix database. In particular, this allows the output of fixed-output derivations to be modified from their expected content. This issue has been addressed in versions 2.3.18 2.18.2 2.19.4 and 2.20.5. Users are advised to upgrade. There are no known workarounds for this vulnerability." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-367", "description": "CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-03-11T21:25:51.065Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "name": "https://github.com/NixOS/nix/security/advisories/GHSA-2ffj-w4mj-pg37", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/NixOS/nix/security/advisories/GHSA-2ffj-w4mj-pg37" }, { "name": "https://github.com/NixOS/nix/commit/f8170ce9f119e5e6724eb81ff1b5a2d4c0024000", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/NixOS/nix/commit/f8170ce9f119e5e6724eb81ff1b5a2d4c0024000" }, { "name": "https://hackmd.io/03UGerewRcy3db44JQoWvw", "tags": [ "x_refsource_MISC" ], "url": "https://hackmd.io/03UGerewRcy3db44JQoWvw" } ], "source": { "advisory": "GHSA-2ffj-w4mj-pg37", "discovery": "UNKNOWN" }, "title": "Nix Corruption of fixed-output derivations" } }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2024-27297", "datePublished": "2024-03-11T21:24:43.919Z", "dateReserved": "2024-02-22T18:08:38.874Z", "dateUpdated": "2024-08-02T00:27:59.901Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-27297\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2024-03-11T22:15:55.277\",\"lastModified\":\"2024-11-21T09:04:16.323\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Nix is a package manager for Linux and other Unix systems. A fixed-output derivations on Linux can send file descriptors to files in the Nix store to another program running on the host (or another fixed-output derivation) via Unix domain sockets in the abstract namespace. This allows to modify the output of the derivation, after Nix has registered the path as \\\"valid\\\" and immutable in the Nix database. In particular, this allows the output of fixed-output derivations to be modified from their expected content. This issue has been addressed in versions 2.3.18 2.18.2 2.19.4 and 2.20.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.\"},{\"lang\":\"es\",\"value\":\"Nix es un administrador de paquetes para Linux y otros sistemas Unix. Una derivaci\u00f3n de salida fija en Linux puede enviar descriptores de archivos en el almac\u00e9n Nix a otro programa que se ejecuta en el host (u otra derivaci\u00f3n de salida fija) a trav\u00e9s de sockets de dominio Unix en el espacio de nombres abstracto. Esto permite modificar la salida de la derivaci\u00f3n, despu\u00e9s de que Nix haya registrado la ruta como \\\"v\u00e1lida\\\" e inmutable en la base de datos de Nix. En particular, esto permite modificar la salida de derivaciones de salida fija respecto de su contenido esperado. Este problema se solucion\u00f3 en las versiones 2.3.18 2.18.2 2.19.4 y 2.20.5. Se recomienda a los usuarios que actualicen. 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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.