CVE-2011-1747

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "89988A37-1622-4313-818B-5EC5D00A9899", "versionEndExcluding": "2.6.38.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}], "id": "CVE-2011-1747", "lastModified": "2026-06-16T23:29:56.823", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-05-09T19:55:03.803", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/21/4"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/22/10"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/22/11"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/22/7"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/22/8"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/22/9"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://securitytracker.com/id?1025441"}, {"source": "secalert@redhat.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/47832"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698999"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://lkml.org/lkml/2011/4/14/294"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b522f02184b413955f3bc952e3776ce41edc6355"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/21/4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": 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"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/47832"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698999"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lkml.org/lkml/2011/4/14/294"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Vasiliy Kulikov (Openwall) for reporting this issue.", "bugzilla": {"description": "kernel: agp: possible kernel mem exhaustion via AGPIOC_RESERVE and AGPIOC_ALLOCATE ioctls", "id": "698999", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698999"}, "csaw": false, "cvss": {"cvss_base_score": "4.4", "cvss_scoring_vector": "AV:L/AC:M/Au:S/C:N/I:N/A:C", "status": "draft"}, "details": ["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."], "name": "CVE-2011-1747", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}, {"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": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2011-04-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1747\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1747"], "statement": "Red Hat Security Response team does not consider this bug to be security relevant one due to the privileges (CAP_SYS_RAWIO) required to exploit this issue."}

{}