{"id":"CVE-2009-3616","aliases":["DEBIAN-CVE-2009-3616","EUVD-2009-3597","GHSA-vmwq-xc6v-xj4j"],"status":"published","title":"Multiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier...","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.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03875,"percentile":0.90286,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416"],"published":"2009-10-23T18:00:00Z","modified":"2026-10-23T18:02:38Z","fixes":[{"ecosystem":"Debian:12","package":"qemu","fixed_in":["0.11.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"qemu","fixed_in":["0.11.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"qemu","fixed_in":["0.11.0-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.0-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.0-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"qemu","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.0-1"}]}]}],"products":[{"vendor":"qemu","product":"qemu"},{"vendor":"redhat","product":"enterprise_linux_server"},{"vendor":"redhat","product":"enterprise_linux_workstation"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=501131","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","fix","report"]},{"url":"http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=753b405331","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Exploit","evidence","web"]},{"url":"http://www.openwall.com/lists/oss-security/2009/10/16/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","article","fix"]},{"url":"http://git.savannah.gnu.org/cgit/qemu.git/commit/?id=198a0039c5","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Exploit","evidence","web"]},{"url":"http://marc.info/?l=qemu-devel\u0026m=124324043812915","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=508567","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","report"]},{"url":"http://www.securityfocus.com/bid/36716","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry","advisory","web"]},{"url":"http://rhn.redhat.com/errata/RHEA-2009-1272.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2009/10/16/5","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","article","fix"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=505641","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Issue Tracking","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-3616"},{"url":"https://github.com/advisories/GHSA-vmwq-xc6v-xj4j"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-3616","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-3616","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.","status":"published","published":"2009-10-23T18:00:00Z","modified":"2024-08-07T06:31:10.921Z","updated_at":"2026-11-02T14:33:24.10565Z"}],"euvd":[{"id":"EUVD-2009-3597","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.","status":"published","published":"2009-10-23T18:00:00Z","modified":"2024-08-07T06:31:10Z","updated_at":"2026-11-03T01:39:13.262818Z"}],"ghsa":[{"id":"GHSA-vmwq-xc6v-xj4j","title":"Multiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier...","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.","status":"published","published":"2022-05-02T03:46:54Z","modified":"2026-03-23T05:09:11Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:06:47.740951Z"}],"nvd":[{"id":"CVE-2009-3616","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.","status":"published","published":"2009-10-23T18:30:00.39Z","modified":"2026-06-16T23:12:01.517Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":8.5,"vector":"AV:N/AC:M/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:01:37.004244Z"}],"osv":[{"id":"CVE-2009-3616","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.","status":"published","published":"2009-10-23T18:30:00Z","modified":"2026-04-10T03:40:56.939931Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2009-3616","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.","status":"published","published":"2009-10-23T18:30:00.39Z","modified":"2026-10-23T18:02:38.647338988Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:24.013654Z"}]}}