Bug 2448783 (CVE-2025-43433)

Summary: CVE-2025-43433 webkitgtk: Processing maliciously crafted web content may lead to memory corruption
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 memory corruption due to improper memory handling.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2449074, 2449075, 2449076    
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Description OSIDB Bzimport 2026-03-18 20:11:33 UTC
The issue was addressed with improved memory handling. This issue is fixed in tvOS 26.1, watchOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, visionOS 26.1. Processing maliciously crafted web content may lead to memory corruption.