{
    "id": "CVE-2010-2549",
    "published": "2010-07-02 19:00:01",
    "last_modified": "2026-06-16 23:20:57",
    "cvss_score": "7.2",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-399",
    "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.\"",
    "epss_score": "0.05145",
    "epss_percentile": "0.92184",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-06 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_vista"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "14156",
            "title": "Microsoft Windows Vista/2008 - NtUserCheckAccessForIntegrityLevel Use-After-Free",
            "date": "2010-07-01",
            "url": "https://www.exploit-db.com/exploits/14156"
        }
    ],
    "refs_list": [
        "http://osvdb.org/66003",
        "http://seclists.org/fulldisclosure/2010/Jul/3",
        "http://secunia.com/advisories/40421",
        "http://www.exploit-db.com/exploits/14156",
        "http://www.securityfocus.com/bid/41280",
        "http://www.us-cert.gov/cas/techalerts/TA10-285A.html",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/60120",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12215",
        "http://osvdb.org/66003",
        "http://seclists.org/fulldisclosure/2010/Jul/3",
        "http://secunia.com/advisories/40421",
        "http://www.exploit-db.com/exploits/14156",
        "http://www.securityfocus.com/bid/41280",
        "http://www.us-cert.gov/cas/techalerts/TA10-285A.html",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/60120",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12215"
    ]
}