Stack buffer overflow in WebRTC in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit stack corruption via a crafted WebRTC packet.
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.html
https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html