CVE-2024-26942

{"id": "CVE-2024-26942", "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}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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": "2024-05-01T06:15:09.633", "references": [{"url": "https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: qcom: at803x: fix kernel panic with at8031_probe\n\nOn reworking and splitting the at803x driver, in splitting function of\nat803x PHYs it was added a NULL dereference bug where priv is referenced\nbefore it's actually allocated and then is tried to write to for the\nis_1000basex and is_fiber variables in the case of at8031, writing on\nthe wrong address.\n\nFix this by correctly setting priv local variable only after\nat803x_probe is called and actually allocates priv in the phydev struct."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: phy: qcom: at803x: corrige el p\u00e1nico del kernel con at8031_probe Al reelaborar y dividir el controlador at803x, en la funci\u00f3n de divisi\u00f3n de los PHY de at803x se agreg\u00f3 un error de desreferencia NULL donde se hace referencia a priv antes de que realmente se asigne y luego se intenta escribir para las variables is_1000basex e is_fiber en el caso de at8031, escribiendo en la direcci\u00f3n incorrecta. Solucione este problema configurando correctamente la variable local priv solo despu\u00e9s de llamar a at803x_probe y realmente asignar priv en la estructura phydev."}], "lastModified": "2024-11-21T09:03:26.500", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1649B701-9DF9-4E5D-AA4B-6A7071BF05D6", "versionEndExcluding": "6.8.3", "versionStartExcluding": "6.8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22BEDD49-2C6D-402D-9DBF-6646F6ECD10B"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}