Bug 2448793 (CVE-2026-20652)

Summary: CVE-2026-20652 webkitgtk: A remote attacker may be able to cause a denial-of-service
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. A remote attacker may be able to cause a denial-of-service due to improper memory handling.
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Bug Depends On: 2449106, 2449107, 2449108    
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Description OSIDB Bzimport 2026-03-18 20:22:58 UTC 
The issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.3, iOS 18.7.5 and iPadOS 18.7.5, visionOS 26.3, iOS 26.3 and iPadOS 26.3, Safari 26.3. A remote attacker may be able to cause a denial-of-service.