{ "id": "CVE-2020-29369", "sourceIdentifier": "cve@mitre.org", "published": "2020-11-28T07:15:11.537", "lastModified": "2023-07-28T19:38:14.067", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe." }, { "lang": "es", "value": "Se detect\u00f3 un problema en el archivo mm/mmap.c en el kernel de Linux versiones anteriores a 5.7.11. Se presenta una condici\u00f3n de carrera entre determinadas funciones expand (expand_downwards y expand_upwards) y operaciones de liberaci\u00f3n de page-table de una llamada munmap, tambi\u00e9n se conoce como CID-246c320a8cfe" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.0, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "accessVector": "LOCAL", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 6.9 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.4, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-362" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "5.4.54", "matchCriteriaId": "C71BFD4A-2DEA-4D11-9377-844917036DA6" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.5", "versionEndExcluding": "5.7.11", "matchCriteriaId": "1F1EFE18-1606-441B-B25C-6A6DF5D9153A" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "A3C19813-E823-456A-B1CE-EC0684CE1953" }, { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", "matchCriteriaId": "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737" }, { "vulnerable": true, "criteria": "cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "AD7447BC-F315-4298-A822-549942FC118B" }, { "vulnerable": true, "criteria": "cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "02DEB4FB-A21D-4CB1-B522-EEE5093E8521" } ] } ] } ], "references": [ { "url": "http://www.openwall.com/lists/oss-security/2021/02/10/6", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2021/02/19/8", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2056", "source": "cve@mitre.org", "tags": [ "Exploit", "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.11", "source": "cve@mitre.org", "tags": [ "Release Notes", "Vendor Advisory" ] }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=246c320a8cfe0b11d81a4af38fa9985ef0cc9a4c", "source": "cve@mitre.org", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20210115-0001/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] } ] }