Bug 163849

Summary: [Render Tree Mutation] Immutable render tree during layout.
Product: WebKit Reporter: alan baradlay <zalan>
Component: Layout and RenderingAssignee: alan baradlay <zalan>
Status: NEW    
Severity: Normal CC: dbates, fred.wang, hyatt, joone, koivisto, simon.fraser
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on: 163848    
Bug Blocks:    

alan baradlay
Reported 2016-10-22 07:45:04 PDT
We've learned in the past that mutating the render tree during layout could lead to use-after-free type of security issues. We should try to transfer tree mutation logic from layout time to after style resolve time.
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