{"id":"ALPINE-CVE-2021-30953","details":"An out-of-bounds read was addressed with improved bounds checking. 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":"2026-11-03T06:32:33.349554325Z","published":"2021-08-24T19:15:21.817Z","upstream":["CVE-2021-30953"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-30953"}],"affected":[{"package":{"name":"webkit2gtk","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/webkit2gtk?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.4-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-30953.json"}},{"package":{"name":"webkit2gtk","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/webkit2gtk?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.4-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-30953.json"}},{"package":{"name":"webkit2gtk","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/webkit2gtk?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.4-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-30953.json"}},{"package":{"name":"webkit2gtk","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/webkit2gtk?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.4-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-30953.json"}},{"package":{"name":"webkit2gtk","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/webkit2gtk?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.34.4-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-30953.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"}]}