{
    "id": "CVE-2009-3616",
    "published": "2009-10-23 18:30:00",
    "last_modified": "2026-06-16 23:12:01",
    "cvss_score": "9.9",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
    "cwe": "CWE-416",
    "description": "Multiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier might allow guest OS users to execute arbitrary code on the host OS by establishing a connection from a VNC client and then (1) disconnecting during data transfer, (2) sending a message using incorrect integer data types, or (3) using the Fuzzy Screen Mode protocol, related to double free vulnerabilities.",
    "epss_score": "0.03875",
    "epss_percentile": "0.89939",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-08 18:17:09",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.9), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "qemu",
            "product": "qemu"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=198a0039c5",
        "http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=753b405331",
        "http://marc.info/?l=qemu-devel&m=124324043812915",
        "http://rhn.redhat.com/errata/RHEA-2009-1272.html",
        "http://www.openwall.com/lists/oss-security/2009/10/16/5",
        "http://www.openwall.com/lists/oss-security/2009/10/16/8",
        "http://www.securityfocus.com/bid/36716",
        "https://bugzilla.redhat.com/show_bug.cgi?id=501131",
        "https://bugzilla.redhat.com/show_bug.cgi?id=505641",
        "https://bugzilla.redhat.com/show_bug.cgi?id=508567",
        "http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=198a0039c5",
        "http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=753b405331",
        "http://marc.info/?l=qemu-devel&m=124324043812915",
        "http://rhn.redhat.com/errata/RHEA-2009-1272.html",
        "http://www.openwall.com/lists/oss-security/2009/10/16/5",
        "http://www.openwall.com/lists/oss-security/2009/10/16/8",
        "http://www.securityfocus.com/bid/36716",
        "https://bugzilla.redhat.com/show_bug.cgi?id=501131",
        "https://bugzilla.redhat.com/show_bug.cgi?id=505641",
        "https://bugzilla.redhat.com/show_bug.cgi?id=508567"
    ]
}