CVE-2021-37987: Use after free in Network APIs

Published May 8, 2021
·
Updated

Use after free in Network APIs in Google Chrome prior to 95.0.4638.54 allowed a remote attacker 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

May 8, 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-2021-37987?

CVE-2021-37987 is classified as a high severity vulnerability due to its potential to allow remote heap corruption exploits.

2

How do I fix CVE-2021-37987?

To mitigate CVE-2021-37987, update Google Chrome to version 95.0.4638.54 or later, or update the Chromium package in your Debian installation.

3

What versions of Chrome are affected by CVE-2021-37987?

CVE-2021-37987 affects all versions of Google Chrome prior to 95.0.4638.54.

4

What is a use after free vulnerability like CVE-2021-37987?

A use after free vulnerability, such as CVE-2021-37987, occurs when a program frees a memory reference and later attempts to access it, potentially allowing an attacker to manipulate memory.

5

Is CVE-2021-37987 specific to any operating system?

While CVE-2021-37987 primarily affects Google Chrome, it is also relevant for Chromium users on Debian-based systems.

Contact

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