Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 79a0cf9b1bef2ab60b9ac99584e901d950517b33
      
https://github.com/WebKit/WebKit/commit/79a0cf9b1bef2ab60b9ac99584e901d950517b33
  Author: Chris Dumez <[email protected]>
  Date:   2025-09-22 (Mon, 22 Sep 2025)

  Changed paths:
    M Source/WebCore/workers/service/server/SWServer.cpp

  Log Message:
  -----------
  Crash under SWServer::unregisterServiceWorkerClientInternal()
https://bugs.webkit.org/show_bug.cgi?id=299260
rdar://160643778

Reviewed by David Kilzer.

Validate the iterator before using it instead of assuming it is valid.
Based on crashes we see in the wild, it is possible for this iterator
to be invalid.

* Source/WebCore/workers/service/server/SWServer.cpp:
(WebCore::SWServer::unregisterServiceWorkerClientInternal):

Canonical link: https://commits.webkit.org/300315@main



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