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| author | Matt A. Tobin <email@mattatobin.com> | 2020-09-29 15:03:13 -0400 |
|---|---|---|
| committer | Moonchild <moonchild@palemoon.org> | 2020-09-29 21:07:49 +0000 |
| commit | 5a9f8ae723892a58784968d15ac0a3a8f0c97357 (patch) | |
| tree | 3f804a5f35d4744c60f3ceb669dcf1991dac4911 /media/libpng | |
| parent | f624bd1375655dea196cdcb70a9860bc5817df49 (diff) | |
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Issue #1643 - Follow up: Add a null check for mOwner in ResizeObserverNotificationHelper::Unregister
A race condition seemed to exist between tab destruction and un-registering a ResizeObserver resulting in a null deref crash.
The original reporter in Forum Topic 25311 experienced this on msn.com so that was the functional test reference.
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