CVE-2020-12416

High

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.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Mozilla Firefox

PublishedJul 9, 2020

First seenJul 9, 2020

How to fix

Update

mozilla firefox78.0 or later

Vendor advisories

security.gentoo.org/glsa/202007-10

Affected products

Product	Affected versions	Fixed in
mozilla firefox	v < 78.0	78.0
opensuse leap	15.1, 15.2	—

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