Important: webkit2gtk3 security update
WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43213) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43214) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43457) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2025-43511) * webkitgtk: Processing maliciously crafted web content may disclose internal states of the app (CVE-2025-46299) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20608) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20635) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20636) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20644) * webkitgtk: A remote attacker may be able to cause a denial-of-service (CVE-2026-20652) * webkitgtk: A website may be able to track users through Safari web extensions (CVE-2026-20676) * webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy (CVE-2026-20643) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20664) * webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-20665) * webkitgtk: A maliciously crafted webpage may be able to fingerprint the user (CVE-2026-20691) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28857) * webkitgtk: A malicious website may be able to process restricted web content outside the sandbox (CVE-2026-28859) * webkitgtk: Visiting a maliciously crafted website may lead to a cross-site scripting attack (CVE-2026-28871) For 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fix(es): * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43213) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43214) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash (CVE-2025-43457) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2025-43511) * webkitgtk: Processing maliciously crafted web content may disclose internal states of the app (CVE-2025-46299) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20608) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20635) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20636) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20644) * webkitgtk: A remote attacker may be able to cause a denial-of-service (CVE-2026-20652) * webkitgtk: A website may be able to track users through Safari web extensions (CVE-2026-20676) * webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy (CVE-2026-20643) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-20664) * webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from being enforced (CVE-2026-20665) * webkitgtk: A maliciously crafted webpage may be able to fingerprint the user (CVE-2026-20691) * webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash (CVE-2026-28857) * webkitgtk: A malicious website may be able to process restricted web content outside the sandbox (CVE-2026-28859) * webkitgtk: Visiting a maliciously crafted website may lead to a cross-site scripting attack (CVE-2026-28871) For 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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2026:10702
- https://access.redhat.com/security/cve/CVE-2025-43213
- https://access.redhat.com/security/cve/CVE-2025-43214
- https://access.redhat.com/security/cve/CVE-2025-43457
- https://access.redhat.com/security/cve/CVE-2025-43511
- https://access.redhat.com/security/cve/CVE-2025-46299
- https://access.redhat.com/security/cve/CVE-2026-20608
- https://access.redhat.com/security/cve/CVE-2026-20635
- https://access.redhat.com/security/cve/CVE-2026-20636
- https://access.redhat.com/security/cve/CVE-2026-20643
- https://access.redhat.com/security/cve/CVE-2026-20644
- https://access.redhat.com/security/cve/CVE-2026-20652
- https://access.redhat.com/security/cve/CVE-2026-20664
- https://access.redhat.com/security/cve/CVE-2026-20665
- https://access.redhat.com/security/cve/CVE-2026-20676
- https://access.redhat.com/security/cve/CVE-2026-20691
- https://access.redhat.com/security/cve/CVE-2026-28857
- https://access.redhat.com/security/cve/CVE-2026-28859
- https://access.redhat.com/security/cve/CVE-2026-28871
- https://bugzilla.redhat.com/2448781
- https://bugzilla.redhat.com/2448782
- https://bugzilla.redhat.com/2448786
- https://bugzilla.redhat.com/2448787
- https://bugzilla.redhat.com/2448788
- https://bugzilla.redhat.com/2448789
- https://bugzilla.redhat.com/2448790
- https://bugzilla.redhat.com/2448791
- https://bugzilla.redhat.com/2448792
- https://bugzilla.redhat.com/2448793
- https://bugzilla.redhat.com/2448794
- https://bugzilla.redhat.com/2453000
- https://bugzilla.redhat.com/2453001
- https://bugzilla.redhat.com/2453002
- https://bugzilla.redhat.com/2453003
- https://bugzilla.redhat.com/2453004
- https://bugzilla.redhat.com/2453006
- https://bugzilla.redhat.com/2453008
- https://errata.almalinux.org/8/ALSA-2026-10702.html