{"id":"ALPINE-CVE-2018-7225","details":"An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets.","modified":"2025-11-19T06:14:21.035652Z","published":"2018-02-19T15:29:00.253Z","upstream":["CVE-2018-7225"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-7225"}],"affected":[{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r2"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0","0.9.11-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r2"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0","0.9.11-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.5","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r1"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.10-r2","0.9.11-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.6","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r1"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.7","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r2"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0","0.9.11-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.8","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r2"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0","0.9.11-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}},{"package":{"name":"libvncserver","ecosystem":"Alpine:v3.9","purl":"pkg:apk/alpine/libvncserver?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-r2"}]}],"versions":["0.9.10-r0","0.9.10-r1","0.9.11-r0","0.9.11-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-7225.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}