CVE-2021-37979: Debian Linux

High severity, CVSS 8.8. EPSS: 1.8% chance of exploitation in the next 30 days.

heap buffer overflow in WebRTC in Google Chrome prior to 94.0.4606.81 allowed a remote attacker who convinced a user to browse to a malicious website to potentially exploit heap corruption via a crafted HTML page.

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only
• Fedoraproject Fedora: version 33 only
• Google Chrome: before 94.0.4606.81 (fixed in 94.0.4606.81)

Published 2021-11-02. Last modified 2026-06-17.