fkie_cve-2012-0879
Vulnerability from fkie_nvd
Published
2012-05-17 11:00
Modified
2025-04-11 00:51
Severity ?
Summary
The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * | |
canonical | ubuntu_linux | 10.04 | |
debian | debian_linux | 6.0 | |
suse | linux_enterprise_desktop | 11 | |
suse | linux_enterprise_desktop | 11 | |
suse | linux_enterprise_high_availability_extension | 11 | |
suse | linux_enterprise_server | 11 | |
suse | linux_enterprise_server | 11 | |
suse | linux_enterprise_server | 11 |
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"00720D8C-3FF3-4B1C-B74B-91F01A544399", "vulnerable": true }, { "criteria": "cpe:2.3:o:suse:linux_enterprise_high_availability_extension:11:sp1:*:*:*:*:*:*", "matchCriteriaId": "EB74DEB4-2BD1-4A65-AFDA-C331BC20C178", "vulnerable": true }, { "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:*:*:*", "matchCriteriaId": "EE26596F-F10E-44EF-88CA-0080646E91B9", "vulnerable": true }, { "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:vmware:*:*", "matchCriteriaId": "A6B7CDCA-6F39-4113-B5D3-3AA9D7F3D809", "vulnerable": true }, { "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:*:*:*", "matchCriteriaId": "F084E6C1-8DB0-4D1F-B8EB-5D2CD9AD6E87", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context." }, { "lang": "es", "value": "La implementaci\u00f3n I/O para dispositivos de bloque en el n\u00facleo de Linux anteriores a v2.6.33 no maneja adecuadamente la caracter\u00edstica CLONE_IO, lo cual permite a usuarios locales causar una denegaci\u00f3n de servicio (inestabilidad I/O) arrancando m\u00faltiples procesos que comparten un contexto I/O." } ], "id": "CVE-2012-0879", "lastModified": "2025-04-11T00:51:21.963", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": 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Party Advisory" ], "url": "http://www.debian.org/security/2012/dsa-2469" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2012/02/23/5" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id?1027086" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1408-1" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1410-1" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1411-1" }, { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=796829" }, { "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9" }, { "source": "secalert@redhat.com", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Broken Link" ], "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://rhn.redhat.com/errata/RHSA-2012-0481.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://rhn.redhat.com/errata/RHSA-2012-0531.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Not Applicable" ], "url": "http://secunia.com/advisories/48545" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Not Applicable" ], "url": "http://secunia.com/advisories/48842" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://www.debian.org/security/2012/dsa-2469" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2012/02/23/5" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id?1027086" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1408-1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1410-1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://www.ubuntu.com/usn/USN-1411-1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=796829" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-400" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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