{"id":"USN-5024-1","summary":"webkit2gtk vulnerabilities","details":"A large number of security issues were discovered in the WebKitGTK Web and\nJavaScript engines. If a user were tricked into viewing a malicious\nwebsite, a remote attacker could exploit a variety of issues related to web\nbrowser security, including cross-site scripting attacks, denial of service\nattacks, and arbitrary code execution.\n","modified":"2026-04-22T10:16:41.405270Z","published":"2021-07-28T16:33:22Z","related":["UBUNTU-CVE-2021-21775","UBUNTU-CVE-2021-21779","UBUNTU-CVE-2021-30663","UBUNTU-CVE-2021-30665","UBUNTU-CVE-2021-30689","UBUNTU-CVE-2021-30720","UBUNTU-CVE-2021-30734","UBUNTU-CVE-2021-30744","UBUNTU-CVE-2021-30749","UBUNTU-CVE-2021-30758","UBUNTU-CVE-2021-30795","UBUNTU-CVE-2021-30797","UBUNTU-CVE-2021-30799"],"upstream":["CVE-2021-21775","CVE-2021-21779","CVE-2021-30663","CVE-2021-30665","CVE-2021-30689","CVE-2021-30720","CVE-2021-30734","CVE-2021-30744","CVE-2021-30749","CVE-2021-30758","CVE-2021-30795","CVE-2021-30797","CVE-2021-30799","UBUNTU-CVE-2021-21775","UBUNTU-CVE-2021-21779","UBUNTU-CVE-2021-30663","UBUNTU-CVE-2021-30665","UBUNTU-CVE-2021-30689","UBUNTU-CVE-2021-30720","UBUNTU-CVE-2021-30734","UBUNTU-CVE-2021-30744","UBUNTU-CVE-2021-30749","UBUNTU-CVE-2021-30758","UBUNTU-CVE-2021-30795","UBUNTU-CVE-2021-30797","UBUNTU-CVE-2021-30799"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5024-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-21775"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-21779"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30663"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30665"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30689"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30720"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30734"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30744"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30749"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30758"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30795"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30797"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-30799"}],"affected":[{"package":{"name":"webkit2gtk","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/webkit2gtk@2.32.3-0ubuntu0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.32.3-0ubuntu0.18.04.1"}]}],"versions":["2.18.0-2","2.18.0-2build1","2.18.2-1","2.18.3-1","2.18.4-1","2.18.6-1","2.19.91-1ubuntu1","2.19.92-1","2.20.0-1","2.20.0-2","2.20.0-2ubuntu1","2.20.1-1","2.20.2-0ubuntu0.18.04.1","2.20.3-0ubuntu0.18.04.1","2.20.5-0ubuntu0.18.04.1","2.22.2-0ubuntu0.18.04.1","2.22.2-0ubuntu0.18.04.2","2.22.4-0ubuntu0.18.04.1","2.22.5-0ubuntu0.18.04.1","2.22.6-0ubuntu0.18.04.1","2.24.1-0ubuntu0.18.04.1","2.24.2-0ubuntu0.18.04.1","2.24.4-0ubuntu0.18.04.1","2.26.1-0ubuntu0.18.04.1","2.26.2-0ubuntu0.18.04.1","2.26.3-0ubuntu0.18.04.1","2.26.4-0ubuntu0.18.04.1","2.28.0-0ubuntu0.18.04.3","2.28.1-0ubuntu0.18.04.1","2.28.2-0ubuntu0.18.04.1","2.28.3-0ubuntu0.18.04.1","2.28.4-0ubuntu0.18.04.1","2.30.3-0ubuntu0.18.04.1","2.30.5-0ubuntu0.18.04.1","2.30.6-0ubuntu0.18.04.1","2.32.0-0ubuntu0.18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-javascriptcoregtk-4.0","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"gir1.2-webkit2-4.0","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"libjavascriptcoregtk-4.0-18","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"libjavascriptcoregtk-4.0-bin","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"libwebkit2gtk-4.0-37","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"libwebkit2gtk-4.0-37-gtk2","binary_version":"2.32.3-0ubuntu0.18.04.1"},{"binary_name":"webkit2gtk-driver","binary_version":"2.32.3-0ubuntu0.18.04.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-21775","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-21779","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30663","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30665","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30689","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30720","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30734","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30744","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30749","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30758","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30795","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30797","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30799","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5024-1.json"}},{"package":{"name":"webkit2gtk","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/webkit2gtk@2.32.3-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.32.3-0ubuntu0.20.04.1"}]}],"versions":["2.26.1-3","2.26.2-1","2.26.3-1ubuntu2","2.26.4-1ubuntu1","2.28.0-1ubuntu2","2.28.1-1","2.28.2-0ubuntu0.20.04.1","2.28.3-0ubuntu0.20.04.1","2.28.4-0ubuntu0.20.04.1","2.30.3-0ubuntu0.20.04.1","2.30.5-0ubuntu0.20.04.1","2.30.6-0ubuntu0.20.04.1","2.32.0-0ubuntu0.20.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-javascriptcoregtk-4.0","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"gir1.2-webkit2-4.0","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"libjavascriptcoregtk-4.0-18","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"libjavascriptcoregtk-4.0-bin","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"libwebkit2gtk-4.0-37","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"libwebkit2gtk-4.0-37-gtk2","binary_version":"2.32.3-0ubuntu0.20.04.1"},{"binary_name":"webkit2gtk-driver","binary_version":"2.32.3-0ubuntu0.20.04.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-21775","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-21779","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30663","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30665","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30689","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30720","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30734","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30744","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30749","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30758","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30795","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30797","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2021-30799","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5024-1.json"}}],"schema_version":"1.7.5"}