{"id":"CVE-2010-0453","aliases":["EUVD-2010-0484","GHSA-gjph-m3rc-hxq6"],"status":"published","title":"The ucode_ioctl function in intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through...","description":"The ucode_ioctl function in 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.","severity":{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00831,"percentile":0.57812,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2010-02-03T18:00:00Z","modified":"2026-06-16T23:16:12Z","exploits":[{"source":"exploitdb","id":"EDB-11351","title":"Solaris/Open Solaris UCODE_GET_VERSION IOCTL - Denial of Service","type":"dos","platform":"solaris","date":"2010-02-07","url":"https://www.exploit-db.com/exploits/11351"}],"products":[{"vendor":"sun","product":"opensolaris"},{"vendor":"sun","product":"solaris"}],"references":[{"url":"http://www.us-cert.gov/cas/techalerts/TA10-103B.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/55991","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/38452","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6959","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/509276/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/38016","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred"]},{"url":"http://osvdb.org/62046","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.trapkit.de/advisories/TKADV2010-001.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2010/0270","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-0453"},{"url":"https://github.com/advisories/GHSA-gjph-m3rc-hxq6"}],"sources":{"cve":[{"id":"CVE-2010-0453","description":"The ucode_ioctl function in 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.","status":"published","published":"2010-02-03T18:00:00Z","modified":"2024-08-07T00:52:19.457Z","updated_at":"2026-11-02T14:33:29.990758Z"}],"euvd":[{"id":"EUVD-2010-0484","description":"The ucode_ioctl function in 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.","status":"published","published":"2010-02-03T18:00:00Z","modified":"2024-08-07T00:52:19Z","updated_at":"2026-11-03T01:39:45.195177Z"}],"ghsa":[{"id":"GHSA-gjph-m3rc-hxq6","title":"The ucode_ioctl function in intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through...","description":"The ucode_ioctl function in 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.","status":"published","published":"2022-05-02T06:12:54Z","modified":"2023-02-01T05:00:33Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:33.374495Z"}],"nvd":[{"id":"CVE-2010-0453","description":"The ucode_ioctl function in 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.","status":"published","published":"2010-02-03T18:30:00.843Z","modified":"2026-06-16T23:16:12.55Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:40.249593Z"}]}}