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<body><span class="vcard"><a class="email" href="mailto:cfleizach@apple.com" title="chris fleizach <cfleizach@apple.com>"> <span class="fn">chris fleizach</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW - AX: Selection change as a result of focusing an element may cause Safari to crash"
href="https://bugs.webkit.org/show_bug.cgi?id=147052">bug 147052</a>
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<th>What</th>
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<td style="text-align:right;">Attachment #257129 Flags</td>
<td>review?
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<td>review-
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - AX: Selection change as a result of focusing an element may cause Safari to crash"
href="https://bugs.webkit.org/show_bug.cgi?id=147052#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - AX: Selection change as a result of focusing an element may cause Safari to crash"
href="https://bugs.webkit.org/show_bug.cgi?id=147052">bug 147052</a>
from <span class="vcard"><a class="email" href="mailto:cfleizach@apple.com" title="chris fleizach <cfleizach@apple.com>"> <span class="fn">chris fleizach</span></a>
</span></b>
<pre>Comment on <span class=""><a href="attachment.cgi?id=257129&action=diff" name="attach_257129" title="patch">attachment 257129</a> <a href="attachment.cgi?id=257129&action=edit" title="patch">[details]</a></span>
patch
View in context: <a href="https://bugs.webkit.org/attachment.cgi?id=257129&action=review">https://bugs.webkit.org/attachment.cgi?id=257129&action=review</a>
<span class="quote">> Source/WebCore/accessibility/AccessibilityRenderObject.cpp:1687
> + // To fix it, added a RefPtr to hold the object long enough and also created a cache for the axObjectCache().</span >
Comment -->
"When a node is told to set focus, that can cause it to be deallocated, which means that doing anything else inside this object will crash.
To fix this, we added a RefPtr to protect this object long enough for duration. We can also locally cache the axObjectCache."</pre>
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