CVE-2011-1748

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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": "176353CE-F17E-4776-AD9F-19014DA75B76", "versionEndExcluding": "2.6.39", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:-:*:*:*:*:*:*", "matchCriteriaId": "6691E95C-E563-4730-BC6E-5B1F208DF350", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc1:*:*:*:*:*:*", "matchCriteriaId": "2493C2FB-2BA1-4DB3-BC04-E282C9CD399D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc2:*:*:*:*:*:*", "matchCriteriaId": "18DBC8AF-18ED-4879-8888-23022E494D14", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc3:*:*:*:*:*:*", "matchCriteriaId": "75EB375B-8ADF-4EAB-A3FB-ED5D35E5E719", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc4:*:*:*:*:*:*", "matchCriteriaId": "D49BB231-622E-4F20-97C8-E6289933912C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc5:*:*:*:*:*:*", "matchCriteriaId": "2D6859AA-DA7F-4AF9-8443-05962171D6E3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The raw_release function in net/can/raw.c in the Linux kernel before 2.6.39-rc6 does not properly validate a socket data structure, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted release operation."}, {"lang": "es", "value": "La funci\u00f3n raw_release en net/can/raw.c en el Kernel de Linux anterior a v2.6.39-rc6 no valida adecuadamente una estructura de datos socket, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (desreferencia a puntero NULL) o posiblemente tener otro impacto no especificado a trav\u00e9s de una liberaci\u00f3n de operaci\u00f3n."}], "id": "CVE-2011-1748", "lastModified": "2026-06-16T23:29:56.953", "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": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-05-09T22:55:03.130", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=10022a6c66e199d8f61d9044543f38785713cbbd"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], 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"http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc6"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/47835"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698057"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=10022a6c66e199d8f61d9044543f38785713cbbd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/20/7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/04/21/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": 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{"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698057"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Oliver Hartkopp for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0836", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-131.2.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-06-01T00:00:00Z"}, {"advisory": "RHSA-2011:1253", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:2.6.33.9-rt31.75.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2011-09-12T00:00:00Z"}], "bugzilla": {"description": "kernel: missing check in can/bcm and can/raw socket releases", "id": "698057", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=698057"}, "csaw": false, "cvss": {"cvss_base_score": "4.9", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The raw_release function in net/can/raw.c in the Linux kernel before 2.6.39-rc6 does not properly validate a socket data structure, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted release operation."], "name": "CVE-2011-1748", "package_state": [{"cpe": "cpe:/a:redhat:enterprise_mrg:1", "fix_state": "Affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 1"}], "public_date": "2011-04-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1748\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1748"], "threat_severity": "Moderate"}

{}