Vulnerability · Published Nov 2, 2021 · Assigned by Chrome
CVE-2021-37979
High 8.8
In plain English
A high-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.8%top 21.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | qt5-qtwebengine | 5.15.3_git20211006-r3 | ALPINE-CVE-2021-37979 |
| Alpine:v3.21 | qt5-qtwebengine | 5.15.3_git20211006-r3 | ALPINE-CVE-2021-37979 |
| Alpine:v3.22 | qt5-qtwebengine | 5.15.3_git20211006-r3 | ALPINE-CVE-2021-37979 |
| Alpine:v3.23 | qt5-qtwebengine | 5.15.3_git20211006-r3 | ALPINE-CVE-2021-37979 |
| Debian:12 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37979 |
| Debian:13 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37979 |
| Debian:14 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37979 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop.html x_refsource_MISC
- https://crbug.com/1247260 x_refsource_MISC
- FEDORA-2021-5093f11905 vendor-advisory, x_refsource_FEDORA
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1372 x_refsource_MISC
- DSA-5046 vendor-advisory, x_refsource_DEBIAN