{"id":"CLEANSTART-2024-CL89694","summary":"Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash","details":"CVE-2021-29980 affects multiple packages. Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. See references for individual vulnerability details.","modified":"2026-10-31T01:01:10.158873611Z","published":"2026-10-30T19:19:43.913529Z","upstream":["CVE-2021-29980"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-CL89694.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2021-29980"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29980"}],"affected":[{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"92.0.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"92.0.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"92.0.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"92.0.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"92.0.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-CL89694.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:H/A:H"}]}