[webkit-changes] [WebKit/WebKit] f81ff1: CRASH: JSC::construct() under AudioWorkletGlobalSc...

[Jer Noble]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f81ff1af098d031852e38d371ff2e71ce79f2b72
      https://github.com/WebKit/WebKit/commit/f81ff1af098d031852e38d371ff2e71ce79f2b72
  Author: Jer Noble <jer.noble at apple.com>
  Date:   2024-09-11 (Wed, 11 Sep 2024)

  Changed paths:
    M Source/WebCore/Modules/webaudio/AudioWorkletGlobalScope.cpp

  Log Message:
  -----------
  CRASH: JSC::construct() under AudioWorkletGlobalScope::createProcessor()
https://bugs.webkit.org/show_bug.cgi?id=279537
rdar://133488018

Reviewed by Ryan Reno.

JSCallbackData's m_callback ivar is weakly held, so it must be null-checked at access time.

* Source/WebCore/Modules/webaudio/AudioWorkletGlobalScope.cpp:
(WebCore::AudioWorkletGlobalScope::createProcessor):

Canonical link: https://commits.webkit.org/283510@main



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