CVE-2021-37979

HIGH

Google Chrome < 94.0.4606.81 - Heap Buffer Overflow in WebRTC

Title source: llm

Description

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.

References (5)

Core 5

Core References

Vendor Advisory x_refsource_misc

https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop.html

Permissions Required, Vendor Advisory x_refsource_misc

https://crbug.com/1247260

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO/

Exploit, Technical Description, Third Party Advisory x_refsource_misc

https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1372

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2022/dsa-5046

Scores

CVSS v3 8.8

EPSS 0.0168

EPSS Percentile 82.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE

CWE-787

Status published

Products (4)

debian/debian_linux 10.0

debian/debian_linux 11.0

fedoraproject/fedora 33

google/chrome < 94.0.4606.81

Published Nov 02, 2021

Tracked Since Feb 18, 2026