{"id":"CVE-2020-9951","details":"A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.","modified":"2026-03-15T22:36:43.651160Z","published":"2020-10-16T17:15:17.887Z","related":["ALSA-2021:1586","MGASA-2020-0441","SUSE-SU-2020:3864-1","SUSE-SU-2020:3867-1","SUSE-SU-2021:1990-1","SUSE-SU-2022:0142-1","SUSE-SU-2022:0182-1","SUSE-SU-2022:0182-2","SUSE-SU-2022:0183-1","openSUSE-SU-2020:2304-1","openSUSE-SU-2020:2310-1","openSUSE-SU-2022:0182-1"],"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/11/23/3"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202012-10"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211843"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211844"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211935"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211952"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2020/Nov/19"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2020/Nov/22"},{"type":"ADVISORY","url":"https://support.apple.com/HT211845"},{"type":"ADVISORY","url":"https://support.apple.com/kb/HT211850"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4797"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2020/Nov/18"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2020/Nov/20"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-9951.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"11.5"}]},{"events":[{"introduced":"0"},{"fixed":"12.10.9"}]},{"events":[{"introduced":"0"},{"fixed":"14.0"}]},{"events":[{"introduced":"0"},{"fixed":"14.0"}]},{"events":[{"introduced":"0"},{"fixed":"14.0"}]},{"events":[{"introduced":"0"},{"fixed":"14.0"}]},{"events":[{"introduced":"0"},{"fixed":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"2.30.3"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}