{"id":"CLEANSTART-2024-AC02551","summary":"use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash","details":"Security vulnerability affects the firefox-esr package. A use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash.","modified":"2026-10-31T15:46:03.379451887Z","published":"2026-10-31T08:53:02.122610Z","upstream":["CVE-2018-5104"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-AC02551.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2018-5104"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5104"}],"affected":[{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.6.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-AC02551.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.6.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-AC02551.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.6.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-AC02551.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.6.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-AC02551.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"52.6.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-AC02551.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}