Bug 2416336 (CVE-2025-43440)

Summary: CVE-2025-43440 webkitgtk: Processing maliciously crafted web content may lead to an unexpected process crash
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in WebKitGTK. Processing malicious web content can cause JIT issues due to improper checks and result in an unexpected process crash.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2416427, 2416428, 2416429, 2416430, 2416431, 2416432    
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Description OSIDB Bzimport 2025-11-21 12:51:37 UTC
This issue was addressed with improved checks This issue is fixed in Safari 26.1, visionOS 26.1, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. Processing maliciously crafted web content may lead to an unexpected process crash.