CVE-2012-5374

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a usuarios locales provocar una denegaci\u00f3n de servicio (tiempo de respaldo extendido de c\u00f3digo del kernel) creando diferentes archivos cuyos nombres est\u00e1n asociados con el valor hash CRC32C mismo."}], "id": "CVE-2012-5374", "lastModified": "2026-06-16T23:46:45.307", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-02-18T11:56:38.713", "references": [{"source": "cve@mitre.org", "url": "http://crypto.junod.info/2012/12/13/hash-dos-and-btrfs/"}, {"source": "cve@mitre.org", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c52057c698fb96f8f07e7a4bcf4801a092bda89"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html"}, {"source": "cve@mitre.org", "url": "http://openwall.com/lists/oss-security/2012/12/13/20"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-1944-1"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-1945-1"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-1946-1"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-1947-1"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-2017-1"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch"], "url": "https://github.com/torvalds/linux/commit/9c52057c698fb96f8f07e7a4bcf4801a092bda89"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://crypto.junod.info/2012/12/13/hash-dos-and-btrfs/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c52057c698fb96f8f07e7a4bcf4801a092bda89"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://openwall.com/lists/oss-security/2012/12/13/20"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1944-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1945-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1946-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1947-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2017-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch"], "url": "https://github.com/torvalds/linux/commit/9c52057c698fb96f8f07e7a4bcf4801a092bda89"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "(btrfs): DoS (extended runtime of kernel code) via CRC32C hash collisions", "id": "912341", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=912341"}, "csaw": false, "cvss": {"cvss_base_score": "4.0", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "status": "draft"}, "details": ["The CRC32C feature in the Btrfs implementation in the Linux kernel before 3.8-rc1 allows local users to cause a denial of service (extended runtime of kernel code) by creating many different files whose names are associated with the same CRC32C hash value."], "name": "CVE-2012-5374", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2012-12-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-5374\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-5374"], "statement": "Red Hat Product Security determined that this flaw was not a security vulnerability. See the Bugzilla link for more details."}

{}