A use-after-free vulnerability can occur during WebRTC connections when interacting with the DTMF timers. This results in a potentially exploitable crash.
Name: the Mozilla project
Upstream: Looben Yang
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 6
Via RHSA-2018:0122 https://access.redhat.com/errata/RHSA-2018:0122