{"action":"Upgrade libvncserver to 0.9.11+dfsg-1 or later.","affected":[{"fixed":"0.9.11+dfsg-1","introduced":"0"}],"component":"libvncserver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["0.9.11+dfsg-1"],"id":"tcs_01M5NBVRQ50RF4TASZDGC4Z5PT","modified_at":"2026-09-22T07:02:51.947523204Z","published_at":"2016-12-31T18:59:00.180Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-9942","https://security-tracker.debian.org/tracker/CVE-2016-9942"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-9942","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-9942"}],"summary":"Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a craf"}