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CVE-2021-29952 When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that…

Description

When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that with enough effort may have been exploitable to run arbitrary code. This vulnerability affects Firefox < 88.0.1 and Firefox for Android < 88.1.3.

Affected products and versions

Product Affected versions Fixed in
Firefox 88.0 earliest → < 88.0.1 88.0.1
Firefox for Android 88.1 earliest → < 88.1.3 88.1.3

References

Timeline

  1. Published
  2. Last modified

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