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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "9988A98F-3440-467E-8ADA-1E413DC25C21", "versionEndExcluding": "2.6.38", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.38:-:*:*:*:*:*:*", "matchCriteriaId": "985DC743-744A-429F-8098-EFCC91DFB6F7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.38:rc1:*:*:*:*:*:*", "matchCriteriaId": "2DDCB342-4F5F-4BF1-9624-882BBC57330D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The dvb_ca_ioctl function in drivers/media/dvb/ttpci/av7110_ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a negative value."}, {"lang": "es", "value": "La funci\u00f3n dvb_ca_ioctl function en drivers/media/dvb/ttpci/av7110_ca.c para el kernel Linux anterior a v2.6.38-rc2 no comprueba el signo de un campo entero determinado, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) o posiblemente tener un impacto no especificado a trav\u00e9s de un valor negativo."}], "id": "CVE-2011-0521", "lastModified": "2023-02-13T03:22:38.727", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-02-02T23:00:32.940", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cb26a24ee9706473f31d34cc259f4dcf45cd0644"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/01/24/2"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2011/01/25/2"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/43009"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/46397"}, {"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.38-rc2"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/archive/1/520102/100/0/threaded"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/45986"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id?1025195"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.vmware.com/security/advisories/VMSA-2011-0012.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64988"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2011:0330", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.33.7-rt29.55.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2011-03-10T00:00:00Z"}, {"advisory": "RHSA-2011:0263", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-100.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2011-02-16T00:00:00Z"}, {"advisory": "RHSA-2011:0429", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-238.9.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-04-12T00:00:00Z"}, {"advisory": "RHSA-2011:0421", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-71.24.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-04-08T00:00:00Z"}], "bugzilla": {"description": "kernel: av7110 negative array offset", "id": "672398", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=672398"}, "csaw": false, "cvss": {"cvss_base_score": "6.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "status": "verified"}, "details": ["The dvb_ca_ioctl function in drivers/media/dvb/ttpci/av7110_ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a negative value."], "name": "CVE-2011-0521", "public_date": "2011-01-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-0521\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-0521"], "statement": "This issue did not affect the version of the Linux kernel as shipped with Red Hat Enterprise Linux 3 as it did not include support for ULE (Unidirectional Lightweight Encapsulation). We have included a fix for this issue in Red Hat Enterprise Linux 4, 5 and Red Hat Enterprise MRG however the affected module is not build by default.", "threat_severity": "Important"}