CVE-2021-21166
HighActively exploited (CISA KEV)
Description
Data race in audio in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Google Chromium
PublishedMar 9, 2021
First seenMar 9, 2021
Added to KEVNov 3, 2021
Weakness typeCWE-362Race condition
How to fix
CISA required action
Apply updates per vendor instructions.
CISA due date: Nov 17, 2021Update
- google chrome89.0.4389.72 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/
- debian.org/security/2021/dsa-4886
- security.gentoo.org/glsa/202104-08
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| google chrome | v < 89.0.4389.72 | 89.0.4389.72 |
| fedoraproject fedora | 32, 33, 34 | — |
| debian debian_linux | 10.0 | — |
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