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intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through snv_133, when running on x86 architectures, allows local users to cause a denial of service (panic) via a request with a 0 size value to the UCODE_GET_VERSION IOCTL, which triggers a NULL pointer dereference in the ucode_get_rev function, related to retrieval of the microcode revision."}, {"lang": "es", "value": "La funci\u00f3n ucode_ioctl en intel/io/ucode_drv.c en Sun Solaris v10 y OpenSolaris desde snv_69 hasta snv_133, cuando es ejecutado sobre arquitecturas x86, permite a usuarios locales producir una denegaci\u00f3n de servicio (panic) a trav\u00e9s de una petici\u00f3n con un valor de tama\u00f1o 0 al IOCTL UCODE_GET_VERSION el cual inicia una desreferencia a un puntero nulo en la funci\u00f3n ucode_get_rev, relacionado con el arreglo en la revisi\u00f3n de microc\u00f3digo."}], "id": "CVE-2010-0453", "lastModified": "2026-04-29T01:13:23.040", "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": "2010-02-03T18:30:00.843", "references": [{"source": "cve@mitre.org", "url": "http://osvdb.org/62046"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38452"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1"}, {"source": "cve@mitre.org", "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1"}, {"source": "cve@mitre.org", "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1"}, {"source": "cve@mitre.org", "url": "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/archive/1/509276/100/0/threaded"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/38016"}, {"source": "cve@mitre.org", "url": "http://www.trapkit.de/advisories/TKADV2010-001.txt"}, {"source": "cve@mitre.org", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA10-103B.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2010/0270"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/55991"}, {"source": "cve@mitre.org", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6959"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/62046"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38452"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/509276/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/38016"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.trapkit.de/advisories/TKADV2010-001.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA10-103B.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2010/0270"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/55991"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6959"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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