CVE-2021-47526

{"id": "CVE-2021-47526", "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": "2024-05-24T15:15:15.383", "references": [{"url": "https://git.kernel.org/stable/c/0f55f89d98c8b3e12b4f55f71c127a173e29557c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/189c99c629bbf85916c02c153f904649cc0a9d7f", "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\nserial: liteuart: Fix NULL pointer dereference in ->remove()\n\ndrvdata has to be set in _probe() - otherwise platform_get_drvdata()\ncauses null pointer dereference BUG in _remove()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: serial: liteuart: se corrige la desreferencia del puntero NULL en ->remove() drvdata debe configurarse en _probe(); de lo contrario, platform_get_drvdata() provoca un ERROR de desreferencia del puntero nulo en _remove()."}], "lastModified": "2024-06-10T18:40:26.110", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A696A60B-2782-4119-83DD-1EFFBC903F02", "versionEndExcluding": "5.15.7", "versionStartIncluding": "5.11"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}