CVE-2024-53150

{"id": "CVE-2024-53150", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "published": "2024-12-24T12:15:23.117", "references": [{"url": "https://git.kernel.org/stable/c/096bb5b43edf755bc4477e64004fa3a20539ec2f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/45a92cbc88e4013bfed7fd2ccab3ade45f8e896b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/74cb86e1006c5437b1d90084d22018da30fddc77", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a3dd4d63eeb452cfb064a13862fb376ab108f6a6", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a632bdcb359fd8145e86486ff8612da98e239acd", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ab011f7439d9bbfd34fd3b9cef4b2d6d952c9bb9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/da13ade87a12dd58829278bc816a61bea06a56a9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ea0fa76f61cf8e932d1d26e6193513230816e11d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Fix out of bounds reads when finding clock sources\n\nThe current USB-audio driver code doesn't check bLength of each\ndescriptor at traversing for clock descriptors. That is, when a\ndevice provides a bogus descriptor with a shorter bLength, the driver\nmight hit out-of-bounds reads.\n\nFor addressing it, this patch adds sanity checks to the validator\nfunctions for the clock descriptor traversal. When the descriptor\nlength is shorter than expected, it's skipped in the loop.\n\nFor the clock source and clock multiplier descriptors, we can just\ncheck bLength against the sizeof() of each descriptor type.\nOTOH, the clock selector descriptor of UAC2 and UAC3 has an array\nof bNrInPins elements and two more fields at its tail, hence those\nhave to be checked in addition to the sizeof() check."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ALSA: usb-audio: corrige lecturas fuera de los l\u00edmites al encontrar fuentes de reloj. El c\u00f3digo actual del controlador de audio USB no verifica la bLongitud de cada descriptor al atravesar los descriptores de reloj. Es decir, cuando un dispositivo proporciona un descriptor falso con una longitud b m\u00e1s corta, el controlador podr\u00eda alcanzar lecturas fuera de los l\u00edmites. Para solucionarlo, este parche agrega controles de cordura a las funciones de validaci\u00f3n para el recorrido del descriptor de reloj. Cuando la longitud del descriptor es m\u00e1s corta de lo esperado, se omite en el bucle. Para los descriptores de fuente de reloj y multiplicador de reloj, podemos comparar bLength con el sizeof() de cada tipo de descriptor. OTOH, el descriptor del selector de reloj de UAC2 y UAC3 tiene una matriz de elementos bNrInPins y dos campos m\u00e1s en su cola, por lo que deben verificarse adem\u00e1s de la verificaci\u00f3n sizeof()."}], "lastModified": "2025-01-07T16:38:32.010", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DC7D5C80-B677-4131-A399-3366D7F3961C", "versionEndExcluding": "5.4.287"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B5C644CC-2BD7-4E32-BC54-8DCC7ABE9935", "versionEndExcluding": "5.10.231", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "419FD073-1517-4FD5-8158-F94BC68A1E89", "versionEndExcluding": "5.15.174", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09AC6122-E2A4-40FE-9D33-268A1B2EC265", "versionEndExcluding": "6.1.120", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CA16DEE3-ABEC-4449-9F4A-7A3DC4FC36C7", "versionEndExcluding": "6.6.64", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21434379-192D-472F-9B54-D45E3650E893", "versionEndExcluding": "6.11.11", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D8882B1B-2ABC-4838-AC1D-DBDBB5764776", "versionEndExcluding": "6.12.2", "versionStartIncluding": "6.12"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}