CVE-2011-4086

{"id": "CVE-2011-4086", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-07-03T16:40:31.020", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=15291164b22a357cb211b618adfef4fa82fc0de3", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-0571.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-0670.html", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/48898", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/48964", "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2012/dsa-2469", "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=749143", "source": "secalert@redhat.com"}, {"url": "https://github.com/torvalds/linux/commit/15291164b22a357cb211b618adfef4fa82fc0de3", "tags": ["Patch"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "The journal_unmap_buffer function in fs/jbd2/transaction.c in the Linux kernel before 3.3.1 does not properly handle the _Delay and _Unwritten buffer head states, which allows local users to cause a denial of service (system crash) by leveraging the presence of an ext4 filesystem that was mounted with a journal."}, {"lang": "es", "value": "La funci\u00f3n journal_unmap_buffer en fs/jbd2/transaction.c en el kernel de linux anterior a v3.3.1 no maneja correctamente el \"buffer head states\" _Delay y _Unwritten, permitiendo a usuarios locales causar una denegaci\u00f3n de servicio aprovech\u00e1ndose de la presencia de un sistema de ficheros ext4 que est\u00e1 montado con journal"}], "lastModified": "2023-02-13T01:21:17.457", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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