{"id":"CVE-2010-2549","aliases":["EUVD-2010-2553","GHSA-phf6-cv26-j3qq"],"status":"published","title":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2...","description":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka \"Win32k Reference Count Vulnerability.\"","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05145,"percentile":0.9247,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-399"],"published":"2010-07-02T18:30:00Z","modified":"2026-06-16T23:20:57Z","exploits":[{"source":"exploitdb","id":"EDB-14156","title":"Microsoft Windows Vista/2008 - NtUserCheckAccessForIntegrityLevel Use-After-Free","type":"dos","platform":"windows","date":"2010-07-01","verified":true,"url":"https://www.exploit-db.com/exploits/14156"}],"products":[{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_vista"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12215","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2010/Jul/3","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit"]},{"url":"http://www.exploit-db.com/exploits/14156","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit"]},{"url":"http://www.securityfocus.com/bid/41280","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://secunia.com/advisories/40421","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA10-285A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://osvdb.org/66003","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/60120","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-2549"},{"url":"https://github.com/advisories/GHSA-phf6-cv26-j3qq"}],"sources":{"cve":[{"id":"CVE-2010-2549","description":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka \"Win32k Reference Count Vulnerability.\"","status":"published","published":"2010-07-02T18:30:00Z","modified":"2024-08-07T02:39:37.47Z","updated_at":"2026-11-02T14:33:27.354104Z"}],"euvd":[{"id":"EUVD-2010-2553","description":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka \"Win32k Reference Count Vulnerability.\"","status":"published","published":"2010-07-02T18:30:00Z","modified":"2024-08-07T02:39:37Z","updated_at":"2026-11-03T01:39:37.441741Z"}],"ghsa":[{"id":"GHSA-phf6-cv26-j3qq","title":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2...","description":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka \"Win32k Reference Count Vulnerability.\"","status":"published","published":"2022-05-17T01:04:53Z","modified":"2023-02-03T05:03:12Z","updated_at":"2026-11-02T14:53:18.579163Z"}],"nvd":[{"id":"CVE-2010-2549","description":"Use-after-free vulnerability in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2 and Server 2008 Gold and SP2 allows local users to gain privileges or cause a denial of service (system crash) by using a large number of calls to the NtUserCheckAccessForIntegrityLevel function to trigger a failure in the LockProcessByClientId function, leading to deletion of an in-use process object, aka \"Win32k Reference Count Vulnerability.\"","status":"published","published":"2010-07-02T19:00:01.003Z","modified":"2026-06-16T23:20:57.94Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:01:49.736647Z"}]}}