Description
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. This vulnerability affects Firefox < 78.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox
unspecified to < 78affected
References
- https://www.mozilla.org/security/advisories/mfsa2020-24/ ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1639734 ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html ↗
- https://security.gentoo.org/glsa/202007-10 ↗