{"cve":"CVE-2009-3616","nvd":{"published":"2009-10-23T18:30:00.390","modified":"2026-06-16T23:12:01.517","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","score":9.9},"cwes":["CWE-416"],"references":["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"],"products":["qemu:qemu","redhat:enterprise_linux_server","redhat:enterprise_linux_workstation"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-3616","score":0.03875,"percentile":0.90209,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}