CVE-2021-37985: Use after free in V8

Published Aug 20, 2021
·
Updated

Use after free in V8 in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had convinced a user to allow for connection to debugger to potentially exploit heap corruption via a crafted HTML page.

Credit

Yangkang@@dnpushme(360 ATA)

Affected Software

5 affected componentsFixes available
debian/chromium<=90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
Google Chrome<95.0.4638.54
95.0.4638.54
Google Chrome<95.0.4638.54
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Event History

Aug 20, 2021
CVE Published
12:00 AM
Nov 2, 2021
CVE Published
via MITRE·09:05 PM
Data Sourced
via MITRE·09:05 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2021-37985?

CVE-2021-37985 has a high severity rating due to its potential for heap corruption and remote exploitation.

2

How do I fix CVE-2021-37985?

To fix CVE-2021-37985, upgrade Chrome to version 95.0.4638.54 or later, or update the affected version of Chromium on your system.

3

Which versions of Google Chrome are affected by CVE-2021-37985?

CVE-2021-37985 affects Google Chrome versions prior to 95.0.4638.54.

4

Can CVE-2021-37985 be exploited remotely?

Yes, CVE-2021-37985 can potentially be exploited remotely if a user is tricked into allowing a connection to a debugger.

5

What is the primary impact of CVE-2021-37985?

The primary impact of CVE-2021-37985 is heap corruption, which can lead to arbitrary code execution.

Contact

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