{"id":"ALPINE-CVE-2016-7943","details":"The XListFonts function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving length fields, which trigger out-of-bounds write operations.","modified":"2026-03-09T01:00:30.470465Z","published":"2016-12-13T20:59:07.520Z","upstream":["CVE-2016-7943"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2016-7943"}],"affected":[{"package":{"name":"libx11","ecosystem":"Alpine:v3.2","purl":"pkg:apk/alpine/libx11?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-r1"}]}],"versions":["1.1.99.2-r0","1.1.99.2-r1","1.2-r0","1.2.1-r0","1.2.2-r0","1.3-r0","1.3.2-r0","1.3.3-r0","1.3.3-r1","1.3.4-r0","1.3.5-r0","1.3.6-r0","1.4.0-r0","1.4.1-r0","1.4.1-r1","1.4.2-r0","1.4.3-r0","1.4.3-r1","1.4.3-r2","1.4.3-r3","1.4.4-r0","1.4.99.1-r0","1.4.99.901-r0","1.5.0-r0","1.5.99.902-r0","1.6.0-r0","1.6.1-r0","1.6.2-r0","1.6.2-r1","1.6.3-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2016-7943.json"}},{"package":{"name":"libx11","ecosystem":"Alpine:v3.3","purl":"pkg:apk/alpine/libx11?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-r3"}]}],"versions":["1.1.99.2-r0","1.1.99.2-r1","1.2-r0","1.2.1-r0","1.2.2-r0","1.3-r0","1.3.2-r0","1.3.3-r0","1.3.3-r1","1.3.4-r0","1.3.5-r0","1.3.6-r0","1.4.0-r0","1.4.1-r0","1.4.1-r1","1.4.2-r0","1.4.3-r0","1.4.3-r1","1.4.3-r2","1.4.3-r3","1.4.4-r0","1.4.99.1-r0","1.4.99.901-r0","1.5.0-r0","1.5.99.902-r0","1.6.0-r0","1.6.1-r0","1.6.2-r0","1.6.2-r1","1.6.3-r0","1.6.3-r1","1.6.3-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2016-7943.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"}]}