CVE-2011-1747

The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict memory allocation by the (1) AGPIOC_RESERVE and (2) AGPIOC_ALLOCATE ioctls, which allows local users to cause a denial of service (memory consumption) by making many calls to these ioctls.

CVSS v2.0 4.7 MEDIUM

4.7^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:C

Exploitability : 3.4 / Impact : 6.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355
http://openwall.com/lists/oss-security/2011/04/21/4	Mailing List Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/10	Mailing List Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/11	Mailing List Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/7	Mailing List Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/8	Mailing List Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/9	Mailing List Third Party Advisory
http://securitytracker.com/id?1025441	Third Party Advisory VDB Entry
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5	Release Notes Vendor Advisory
http://www.securityfocus.com/bid/47832	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=698999	Issue Tracking Third Party Advisory
https://lkml.org/lkml/2011/4/14/294	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2011-05-09 19:55

Updated : 2024-02-28 11:41

NVD link : CVE-2011-1747

Mitre link : CVE-2011-1747

CVE.ORG link : CVE-2011-1747

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-399

Resource Management Errors

{"id": "CVE-2011-1747", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-05-09T19:55:03.803", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355", "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/21/4", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/22/10", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/22/11", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/22/7", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/22/8", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/04/22/9", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://securitytracker.com/id?1025441", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5", "tags": ["Release Notes", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/47832", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=698999", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lkml.org/lkml/2011/4/14/294", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "The agp subsystem in the Linux kernel 2.6.38.5 and earlier does not properly restrict memory allocation by the (1) AGPIOC_RESERVE and (2) AGPIOC_ALLOCATE ioctls, which allows local users to cause a denial of service (memory consumption) by making many calls to these ioctls."}, {"lang": "es", "value": "El subsistema agp en el kernel de Linux v2.6.38.5 y anteriores no restringe correctamente la asignaci\u00f3n de memoria por el ( 1 ) AGPIOC_RESERVE y ( 2 )AGPIOC_ALLOCATE ioctls , lo cual permite a usuarios locales causar una denegaci\u00f3n de servicio ( consumo de memoria ) haciendo muchas llamadas a estos ioctls."}], "lastModified": "2023-02-13T01:19:26.123", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "89988A37-1622-4313-818B-5EC5D00A9899", "versionEndExcluding": "2.6.38.5"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}