Insufficient data validation in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
https://chromereleases.googleblog.com/2020/12/stable-channel-update-for-desktop.html
http://packetstormsecurity.com/files/162144/Google-Chrome-SimplfiedLowering-Integer-Overflow.html
http://packetstormsecurity.com/files/162106/Google-Chrome-86.0.4240-V8-Remote-Code-Execution.html
http://packetstormsecurity.com/files/162087/Google-Chrome-86.0.4240-V8-Remote-Code-Execution.html