Title: [275121] trunk/Source/WebCore
- Revision
- 275121
- Author
- [email protected]
- Date
- 2021-03-26 16:32:58 -0700 (Fri, 26 Mar 2021)
Log Message
AX: crash at aom.apple.WebCore: WebCore::AccessibilityProgressIndicator::element const
https://bugs.webkit.org/show_bug.cgi?id=223800
rdar://75861367
Reviewed by Zalan Bujtas.
Prevent unintended renderer access.
No steps to reproduce were available, so a test was not able to be created.
* accessibility/AccessibilityProgressIndicator.cpp:
(WebCore::AccessibilityProgressIndicator::element const):
Modified Paths
Diff
Modified: trunk/Source/WebCore/ChangeLog (275120 => 275121)
--- trunk/Source/WebCore/ChangeLog 2021-03-26 23:12:25 UTC (rev 275120)
+++ trunk/Source/WebCore/ChangeLog 2021-03-26 23:32:58 UTC (rev 275121)
@@ -1,3 +1,17 @@
+2021-03-26 Chris Fleizach <[email protected]>
+
+ AX: crash at aom.apple.WebCore: WebCore::AccessibilityProgressIndicator::element const
+ https://bugs.webkit.org/show_bug.cgi?id=223800
+ rdar://75861367
+
+ Reviewed by Zalan Bujtas.
+
+ Prevent unintended renderer access.
+ No steps to reproduce were available, so a test was not able to be created.
+
+ * accessibility/AccessibilityProgressIndicator.cpp:
+ (WebCore::AccessibilityProgressIndicator::element const):
+
2021-03-26 Chris Dumez <[email protected]>
Source/WebCore/editing/cocoa/HTMLConverter.mm:1278:44: runtime error: member call on null pointer of type 'WebCore::ArchiveResource'
Modified: trunk/Source/WebCore/accessibility/AccessibilityProgressIndicator.cpp (275120 => 275121)
--- trunk/Source/WebCore/accessibility/AccessibilityProgressIndicator.cpp 2021-03-26 23:12:25 UTC (rev 275120)
+++ trunk/Source/WebCore/accessibility/AccessibilityProgressIndicator.cpp 2021-03-26 23:32:58 UTC (rev 275121)
@@ -195,6 +195,9 @@
Element* AccessibilityProgressIndicator::element() const
{
+ if (!m_renderer)
+ return nullptr;
+
if (m_renderer->isProgress())
return progressElement();
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