CVE-2024-43833

{"id": "CVE-2024-43833", "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": "2024-08-17T10:15:09.040", "references": [{"url": "https://git.kernel.org/stable/c/249212ceb4187783af3801c57b92a5a25d410621", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9b4667ea67854f0b116fe22ad11ef5628c5b5b5f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b87e28050d9b0959de24574d587825cfab2f13fb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/fe0f92fd5320b393e44ca210805e653ea90cc982", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: v4l: async: Fix NULL pointer dereference in adding ancillary links\n\nIn v4l2_async_create_ancillary_links(), ancillary links are created for\nlens and flash sub-devices. These are sub-device to sub-device links and\nif the async notifier is related to a V4L2 device, the source sub-device\nof the ancillary link is NULL, leading to a NULL pointer dereference.\nCheck the notifier's sd field is non-NULL in\nv4l2_async_create_ancillary_links().\n\n[Sakari Ailus: Reword the subject and commit messages slightly.]"}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: media: v4l: async: corrige la desreferencia del puntero NULL al agregar enlaces auxiliares En v4l2_async_create_ancillary_links(), se crean enlaces auxiliares para subdispositivos de lentes y flash. Estos son enlaces de subdispositivo a subdispositivo y si el notificador as\u00edncrono est\u00e1 relacionado con un dispositivo V4L2, el subdispositivo de origen del enlace auxiliar es NULL, lo que lleva a una desreferencia del puntero NULL. Verifique que el campo sd del notificador no sea NULL en v4l2_async_create_ancillary_links(). [Sakari Ailus: Reformule el asunto y confirme ligeramente los mensajes.]"}], "lastModified": "2024-08-22T15:42:46.827", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1F2C2F2C-93A3-47B2-83D1-9ACD0285514A", "versionEndExcluding": "6.1.103", "versionStartIncluding": "5.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC912330-6B41-4C6B-99AF-F3857FBACB6A", "versionEndExcluding": "6.6.44", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92D388F2-1EAF-4CFA-AC06-5B26D762EA7D", "versionEndExcluding": "6.10.3", "versionStartIncluding": "6.7"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}