Bug 244421

Summary: AX: AXObjectCache::remove(Node&) can be called while performing a cache update causing m_deferred* vectors to be modified as we iterate over them
Product: WebKit Reporter: Tyler Wilcock <tyler_w>
Component: AccessibilityAssignee: Tyler Wilcock <tyler_w>
Status: RESOLVED FIXED    
Severity: Normal CC: aboxhall, andresg_22, apinheiro, cfleizach, dmazzoni, ews-watchlist, jcraig, jdiggs, samuel_white, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Patch
none
Patch
none
Patch
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Patch none

Tyler Wilcock
Reported 2022-08-26 18:19:26 PDT
AXObjectCache::remove(Node&) can be called while performing a cache update causing m_deferred* vectors to be modified as we iterate over them
Attachments
Patch (9.57 KB, patch)
2022-08-26 18:29 PDT, Tyler Wilcock 		no flags
DetailsFormatted DiffDiff
Patch (9.58 KB, patch)
2022-08-26 19:22 PDT, Tyler Wilcock 		no flags
DetailsFormatted DiffDiff
Patch (10.56 KB, patch)
2022-08-27 09:28 PDT, Tyler Wilcock 		no flags
DetailsFormatted DiffDiff
Patch (10.53 KB, patch)
2022-08-27 09:33 PDT, Tyler Wilcock 		no flags
DetailsFormatted DiffDiff
Patch (10.52 KB, patch)
2022-08-27 09:35 PDT, Tyler Wilcock 		no flags
DetailsFormatted DiffDiff
Show Obsolete (4) View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2022-08-26 18:19:36 PDT
<rdar://problem/99211879>
Tyler Wilcock
Comment 2 2022-08-26 18:19:58 PDT
rdar://98729717
Tyler Wilcock
Comment 3 2022-08-26 18:29:34 PDT
Created attachment 461909 [details] Patch
chris fleizach
Comment 4 2022-08-26 19:11:52 PDT
Comment on attachment 461909 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=461909&action=review > COMMIT_MESSAGE:10 > +When this happens, the Node is removed m_deferredAttributeChanges while Node is removed from
Tyler Wilcock
Comment 5 2022-08-26 19:22:56 PDT
Created attachment 461911 [details] Patch
Tyler Wilcock
Comment 6 2022-08-27 09:28:48 PDT
Created attachment 461921 [details] Patch
Tyler Wilcock
Comment 7 2022-08-27 09:33:54 PDT
Created attachment 461922 [details] Patch
Tyler Wilcock
Comment 8 2022-08-27 09:35:10 PDT
Created attachment 461923 [details] Patch
EWS
Comment 9 2022-08-27 15:50:10 PDT
Committed 253871@main (77ab8bd37796): <https://commits.webkit.org/253871@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 461923 [details].
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