Bug 308239

Summary: Handle Memory64 load and store base + index overflow in IPInt
Product: WebKit Reporter: ccarley2
Component: WebAssemblyAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

ccarley2
Reported 2026-02-19 12:16:56 PST
In IPInt during Memory64 load and store instructions, we are not checking for overflow when adding the base and index.
Attachments
Radar WebKit Bug Importer
Comment 1 2026-02-19 12:17:04 PST
ccarley2
Comment 2 2026-02-19 12:19:21 PST
EWS
Comment 3 2026-02-20 15:13:20 PST
Committed 307945@main (efd2123c28f0): <https://commits.webkit.org/307945@main> Reviewed commits have been landed. Closing PR #59018 and removing active labels.
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