Bug 1875242 (CVE-2020-12416) - CVE-2020-12416 Mozilla: Use-after-free in WebRTC VideoBroadcaster
Summary: CVE-2020-12416 Mozilla: Use-after-free in WebRTC VideoBroadcaster
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-12416
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1850728
TreeView+ depends on / blocked
 
Reported: 2020-09-03 06:07 UTC by Doran Moppert
Modified: 2021-10-05 06:43 UTC (History)
4 users (show)

Fixed In Version: thunderbird 78
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Environment:
Last Closed: 2020-09-03 07:17:46 UTC
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Description Doran Moppert 2020-09-03 06:07:42 UTC 
A `VideoStreamEncoder` may have been freed in a race condition with `VideoBroadcaster::AddOrUpdateSink`, resulting in a use-after-free, memory corruption, and a potentially exploitable crash.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12416
Comment 1 Doran Moppert 2020-09-03 06:07:45 UTC 
Acknowledgments:

Name: the Mozilla project
Upstream: Alex Mayorga
Comment 2 Product Security DevOps Team 2020-09-03 07:17:46 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-12416
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