CVE-2019-20934

{"id": "CVE-2019-20934", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.4, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 7.8, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 4.2, "exploitabilityScore": 1.0}]}, "published": "2020-11-28T07:15:11.037", "references": [{"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1913", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.6", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16d51a590a8ce3befb1308e0e7ab77f3b661af33", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1913", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.6", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16d51a590a8ce3befb1308e0e7ab77f3b661af33", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in show_numa_stats() because NUMA fault statistics are inappropriately freed, aka CID-16d51a590a8c."}, {"lang": "es", "value": "Se detect\u00f3 un problema en el kernel de Linux versiones anteriores a 5.2.6. En los sistemas NUMA, el programador fair de Linux presenta un uso de la memoria previamente liberada en la funci\u00f3n show_numa_stats() porque las estad\u00edsticas de fallo de NUMA son liberadas inapropiadamente, tambi\u00e9n se conoce como CID-16d51a590a8c"}], "lastModified": "2024-11-21T04:39:42.560", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F110373F-D796-47EF-9141-EA0D75486058", "versionEndExcluding": "4.19.64", "versionStartIncluding": "4.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DF5131E1-24E0-448E-A510-C7BF53F209A5", "versionEndIncluding": "5.2.17", "versionStartIncluding": "5.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.3:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9E57A227-1EC1-4E47-AE4E-CCD42CAA4710"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}