CVE-2023-6931

{"id": "CVE-2023-6931", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}, {"type": "Secondary", "source": "cve-coordination@google.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2023-12-19T14:15:08.277", "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=382c27f4ed28f803b1f1473ac2d8db0afc795a1b", "tags": ["Mailing List", "Patch"], "source": "cve-coordination@google.com"}, {"url": "https://kernel.dance/382c27f4ed28f803b1f1473ac2d8db0afc795a1b", "tags": ["Patch"], "source": "cve-coordination@google.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve-coordination@google.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve-coordination@google.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "cve-coordination@google.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation.\n\nA perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group().\n\nWe recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.\n\n"}, {"lang": "es", "value": "Se puede aprovechar una vulnerabilidad de escritura fuera de los l\u00edmites en la pila en el componente del sistema Performance Events del kernel de Linux para lograr una escalada de privilegios local. El read_size de un perf_event puede desbordarse, lo que lleva a un incremento o escritura fuera de los l\u00edmites en la pila en perf_read_group(). Recomendamos actualizar al commit anterior 382c27f4ed28f803b1f1473ac2d8db0afc795a1b."}], "lastModified": "2024-02-01T18:51:19.503", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "964481AD-5E32-43FB-942E-583634AEA4AA", "versionEndExcluding": "6.7", "versionStartIncluding": "4.3"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}], "operator": "OR"}]}], "sourceIdentifier": "cve-coordination@google.com"}