{"id":"ALPINE-CVE-2023-6204","details":"On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox \u003c 120, Firefox ESR \u003c 115.5.0, and Thunderbird \u003c 115.5.","modified":"2026-11-03T06:32:44.265838641Z","published":"2023-11-21T15:15:07.687Z","upstream":["CVE-2023-6204"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2023-6204"}],"affected":[{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"firefox-esr","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/firefox-esr?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}},{"package":{"name":"thunderbird","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/thunderbird?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.5.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-6204.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}