{ "id": "CVE-2009-4895", "sourceIdentifier": "cve@mitre.org", "published": "2010-09-08T20:00:02.620", "lastModified": "2023-12-28T15:22:24.383", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Race condition in the tty_fasync function in drivers/char/tty_io.c in the Linux kernel before 2.6.32.6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via unknown vectors, related to the put_tty_queue and __f_setown functions. NOTE: the vulnerability was addressed in a different way in 2.6.32.9." }, { "lang": "es", "value": "Condici\u00f3n de carrera en la funci\u00f3n tty_fasync en drivers/char/tty_io.c en el kernel de Linux v2.6.32.6, permite a usuarios locales provocar una denegaci\u00f3n de servicio (deferencia puntero nulo o ca\u00edda del sistema) o posiblemente tener otro impacto no especificado a trav\u00e9s de vectores desconocidos, relacionado con las funciones put_tty_queue y __f_setown. NOTA: la vulnera fue dirigida de un modo distinto en v2.6.32.9." } ], "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:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.0, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "accessVector": "LOCAL", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.7 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.4, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-362" }, { "lang": "en", "value": "CWE-476" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.6.32.6", "matchCriteriaId": "C88967E3-724D-49A0-8831-8EB423661624" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "8C757774-08E7-40AA-B532-6F705C8F7639" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*", "matchCriteriaId": "454A5D17-B171-4F1F-9E0B-F18D1E5CA9FD" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*", "matchCriteriaId": "7EBFE35C-E243-43D1-883D-4398D71763CC" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*", "matchCriteriaId": "A5D026D0-EF78-438D-BEDD-FC8571F3ACEB" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*", "matchCriteriaId": "A2BCB73E-27BB-4878-AD9C-90C4F20C25A0" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*", "matchCriteriaId": "01EDA41C-6B2E-49AF-B503-EB3882265C11" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*", "matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B" } ] } ] } ], "references": [ { "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=703625118069f9f8960d356676662d3db5a9d116", "source": "cve@mitre.org", "tags": [ "Broken Link" ] }, { "url": "http://www.debian.org/security/2010/dsa-2094", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.32.6", "source": "cve@mitre.org", "tags": [ "Broken Link" ] }, { "url": "http://www.openwall.com/lists/oss-security/2010/06/15/2", "source": "cve@mitre.org", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2010/06/15/3", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2010/06/15/4", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2010/06/15/5", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-1000-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://bugzilla.kernel.org/show_bug.cgi?id=14605", "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Patch" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=559100", "source": "cve@mitre.org", "tags": [ "Issue Tracking", "Third Party Advisory" ] } ] }