{"id":"ALSA-2026:42062","summary":"Important: webkit2gtk3 security update","details":"WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.  \n\nSecurity Fix(es):  \n\n  * Mozilla: Arbitrary JavaScript execution in PDF.js (CVE-2024-4367)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-39872)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43663)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43676)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43699)\n  * webkitgtk: webkitgtk: A malicious website may process restricted web content outside the sandbox (CVE-2026-43701)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may lead to memory corruption (CVE-2026-43705)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43707)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43712)\n  * webkitgtk: webkitgtk: Visiting a website may leak sensitive data (CVE-2026-43713)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may lead to memory corruption (CVE-2026-43715)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43716)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43720)\n  * webkitgtk: webkitgtk: A malicious website may silently hijack clipboard data (CVE-2026-43721)\n  * webkitgtk: webkitgtk: A malicious website may process restricted web content outside the sandbox (CVE-2026-43725)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43726)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43727)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may lead to memory corruption (CVE-2026-43731)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may disclose sensitive user information (CVE-2026-43732)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43734)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may disclose process memory (CVE-2026-43740)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43742)\n  * webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash (CVE-2026-43745)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-07-21T13:00:03.906287635Z","published":"2026-07-20T00:00:00Z","related":["CVE-2024-4367","CVE-2026-39872","CVE-2026-43663","CVE-2026-43676","CVE-2026-43699","CVE-2026-43701","CVE-2026-43705","CVE-2026-43707","CVE-2026-43712","CVE-2026-43713","CVE-2026-43715","CVE-2026-43716","CVE-2026-43720","CVE-2026-43721","CVE-2026-43725","CVE-2026-43726","CVE-2026-43727","CVE-2026-43731","CVE-2026-43732","CVE-2026-43734","CVE-2026-43740","CVE-2026-43742","CVE-2026-43745"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:42062"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2024-4367"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-39872"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43663"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43676"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43699"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43701"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43705"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43707"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43712"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43713"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43715"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43716"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43720"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43721"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43725"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43726"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43727"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43731"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43732"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43734"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43740"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43742"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43745"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2280382"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500519"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500520"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500521"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500522"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500523"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500524"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500525"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500526"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500527"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500528"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500529"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500530"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500531"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500532"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500533"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500534"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500535"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500536"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500537"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500538"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500539"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2500540"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-42062.html"}],"affected":[{"package":{"name":"webkit2gtk3","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/webkit2gtk3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.52.5-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42062.json"}},{"package":{"name":"webkit2gtk3-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/webkit2gtk3-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.52.5-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42062.json"}},{"package":{"name":"webkit2gtk3-jsc","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/webkit2gtk3-jsc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.52.5-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42062.json"}},{"package":{"name":"webkit2gtk3-jsc-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/webkit2gtk3-jsc-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.52.5-1.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42062.json"}}],"schema_version":"1.7.5"}