AlmaLinux alert ALSA-2026:10702 (webkit2gtk3)

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[Announce]  [Security Advisory] ALSA-2026:10702: webkit2gtk3 security update (Important)
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Wed, 29 Apr 2026 12:03:18 +0000
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<0100019dd91f43e3-43c0b181-dfb3-426d-800e-595e67b9c841-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 8
Type: Security
Severity: Important
Release date: 2026-04-28

Summary:

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.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/8/ALSA-2026-10702.html

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AlmaLinux Team
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