{"id":"CVE-2021-30952","details":"An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.","modified":"2026-03-13T04:52:45.833385Z","published":"2021-08-24T19:15:21.777Z","related":["ALSA-2022:1777","MGASA-2022-0034","SUSE-SU-2022:0690-1","SUSE-SU-2022:0703-1","SUSE-SU-2022:0705-1","openSUSE-SU-2022:0705-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30952"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/01/21/2"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212975"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212976"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212980"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5061"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212978"},{"type":"ADVISORY","url":"https://support.apple.com/en-us/HT212982"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5060"},{"type":"EVIDENCE","url":"https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-exploit-kit"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-30952.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"15.2"}]},{"events":[{"introduced":"0"},{"fixed":"15.2"}]},{"events":[{"introduced":"0"},{"fixed":"15.2"}]},{"events":[{"introduced":"12.0"},{"fixed":"12.1"}]},{"events":[{"introduced":"0"},{"fixed":"15.2"}]},{"events":[{"introduced":"0"},{"fixed":"8.3"}]},{"events":[{"introduced":"0"},{"last_affected":"34"}]},{"events":[{"introduced":"0"},{"last_affected":"35"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"fixed":"2.34.4"}]},{"events":[{"introduced":"0"},{"fixed":"2.34.4"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}