CVE-2021-37975
HighActively exploited (CISA KEV)
Description
Use after free in V8 in Google Chrome prior to 94.0.4606.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Google Chromium V8
PublishedOct 8, 2021
First seenOct 8, 2021
Added to KEVNov 3, 2021
Weakness typeCWE-416Use after free
How to fix
CISA required action
Apply updates per vendor instructions.
CISA due date: Nov 17, 2021Update
- google chrome94.0.4606.71 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D63JZ3ROXCUHP4CFWDHCPZNTGET7T34R/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRFXUDH46PFVE75VQVWY6PYY5DK3S2XT/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO/
- debian.org/security/2022/dsa-5046
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| google chrome | v < 94.0.4606.71 | 94.0.4606.71 |
| fedoraproject fedora | 33, 34, 35 | — |
| debian debian_linux | 10.0, 11.0 | — |
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