CVE-2024-46718

{"id": "CVE-2024-46718", "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": "2024-09-18T07:15:03.303", "references": [{"url": "https://git.kernel.org/stable/c/6d3581edffea0b3a64b0d3094d3f09222e0024f7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bb706e92c87beb9f2543faa1705ccc330b9e7c65", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe: Don't overmap identity VRAM mapping\n\nOvermapping the identity VRAM mapping is triggering hardware bugs on\ncertain platforms. Use 2M pages for the last unaligned (to 1G) VRAM\nchunk.\n\nv2:\n - Always use 2M pages for last chunk (Fei Yang)\n - break loop when 2M pages are used\n - Add assert for usable_size being 2M aligned\nv3:\n - Fix checkpatch"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/xe: No sobremapear la asignaci\u00f3n de VRAM de identidad La sobremapeo de la asignaci\u00f3n de VRAM de identidad est\u00e1 provocando errores de hardware en ciertas plataformas. Utilizar 2M de p\u00e1ginas para el \u00faltimo fragmento de VRAM no alineado (a 1G). v2: - Utilizar siempre 2M de p\u00e1ginas para el \u00faltimo fragmento (Fei Yang) - interrumpir el bucle cuando se utilizan 2M de p\u00e1ginas - A\u00f1adir afirmaci\u00f3n para que usable_size est\u00e9 alineado a 2M v3: - Corregir checkpatch"}], "lastModified": "2025-10-08T17:08:58.943", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C4E317C7-6FE9-4560-8BD9-97A975B2BAA8", "versionEndExcluding": "6.10.9", "versionStartIncluding": "6.8"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}