CVE-2024-43867

{"id": "CVE-2024-43867", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-08-21T00:15:05.087", "references": [{"url": "https://git.kernel.org/stable/c/16998763c62bb465ebc409d0373b9cdcef1a61a6", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2a1b327d57a8ac080977633a18999f032d7e9e3f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3bcb8bba72ce89667fa863054956267c450c47ef", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/906372e753c5027a1dc88743843b6aa2ad1aaecf", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a9bf3efc33f1fbf88787a277f7349459283c9b95", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ebebba4d357b6c67f96776a48ddbaf0060fa4c10", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f23cd66933fe76b84d8e282e5606b4d99068c320", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-191"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: prime: fix refcount underflow\n\nCalling nouveau_bo_ref() on a nouveau_bo without initializing it (and\nhence the backing ttm_bo) leads to a refcount underflow.\n\nInstead of calling nouveau_bo_ref() in the unwind path of\ndrm_gem_object_init(), clean things up manually.\n\n(cherry picked from commit 1b93f3e89d03cfc576636e195466a0d728ad8de5)"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/nouveau: prime: corrige el desbordamiento insuficiente de refcount Llamar a nouveau_bo_ref() en un nouveau_bo sin inicializarlo (y por lo tanto el ttm_bo de respaldo) conduce a un desbordamiento insuficiente de refcount. En lugar de llamar a nouveau_bo_ref() en la ruta de desenredado de drm_gem_object_init(), limpie las cosas manualmente. (cereza escogida del commit 1b93f3e89d03cfc576636e195466a0d728ad8de5)"}], "lastModified": "2025-09-26T18:35:36.407", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50482FD0-9054-46E4-968B-7A39057AD189", "versionEndExcluding": "5.4.282", "versionStartIncluding": "3.9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5CCEDF13-293D-4E64-B501-4409D0365AFE", "versionEndExcluding": "5.10.224", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B4E2B568-3171-41DE-B519-F2B1A3600D94", "versionEndExcluding": "5.15.165", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "20DB9042-F89E-4024-B005-ACBBA99CA659", "versionEndExcluding": "6.1.104", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6ED8FBDF-48EE-4FEB-8B1A-CFF4FBCB27BF", "versionEndExcluding": "6.6.45", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1F9FECDC-6CB8-41E5-B32A-E46776100D9C", "versionEndExcluding": "6.10.4", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}