Bug 2540913

Summary: CVE-2026-9926 webkitgtk: Heap buffer overflow in ANGLE [epel-all]
Product: [Fedora] Fedora EPEL Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: webkitgtkAssignee: Daniel Milnes <daniel>
Status: ON_QA --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: epel10CC: daniel, gnome-sig, mcatanza, suraj.ghimire7, tpopela
Target Milestone: ---Keywords: Security, SecurityTracking
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Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["c6b99f3f-d652-47ac-80e1-7c16053c0ccb"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On:    
Bug Blocks: 2483011    

Description Guilherme de Almeida Suckevicz 2026-09-25 04:31:57 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Heap buffer overflow in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Comment 1 Fedora Update System 2026-10-28 18:33:54 UTC 
FEDORA-EPEL-2026-e4ed02098a (webkitgtk-2.54.2-3.el10_4) has been submitted as an update to Fedora EPEL 10.4.
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-e4ed02098a
Comment 2 Fedora Update System 2026-10-29 01:49:06 UTC 
FEDORA-EPEL-2026-45aa299208 has been pushed to the Fedora EPEL 10.3 testing repository.

You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-45aa299208

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.