Bug 259348

Summary:	Multiple in-flight CacheStorage.open calls create duplicate responses in CacheStorageCache
Product:	WebKit	Reporter:	Ben Nham <nham>
Component:	Website Storage	Assignee:	Ben Nham <nham>
Status:	RESOLVED FIXED
Severity:	Normal	CC:	nham, sihui_liu, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Local Build
Hardware:	Unspecified
OS:	Unspecified

Ben Nham

Reported 2023-07-19 15:14:06 PDT

Webpages that call CacheStorage.open multiple times in quick succession can trigger a bug in CacheStorageCache::open which cause multiple responses to be stored per URL in the m_records hash map. This can lead NetworkProcess to use large amounts of memory unnecessarily.

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Ben Nham

Comment 1 2023-07-19 15:14:32 PDT

rdar://112483324

Ben Nham

Comment 2 2023-07-19 15:22:56 PDT

Pull request: https://github.com/WebKit/WebKit/pull/15938

EWS

Comment 3 2023-07-19 21:15:10 PDT

Committed 266174@main (392584f2a30c): <https://commits.webkit.org/266174@main> Reviewed commits have been landed. Closing PR #15938 and removing active labels.

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