CVE-2021-30552: Use after free in Extensions

Published Apr 20, 2021
·
Updated

Use after free in Extensions in Google Chrome prior to 91.0.4472.101 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page.

Credit

David Erceg

Affected Software

4 affected componentsFixes available
Google Chrome<91.0.4472.101
91.0.4472.101
Google Chrome<91.0.4472.101
fedoraproject fedora=33
fedoraproject fedora=34

Event History

Apr 20, 2021
CVE Published
12:00 AM
Jun 15, 2021
CVE Published
via MITRE·09:40 PM
Data Sourced
via MITRE·09:40 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-2021-30552?

CVE-2021-30552 has a high severity rating due to its potential to allow attackers to exploit heap corruption.

2

How do I fix CVE-2021-30552?

To fix CVE-2021-30552, update Google Chrome to version 91.0.4472.101 or later.

3

What platforms are affected by CVE-2021-30552?

CVE-2021-30552 affects Google Chrome on various operating systems, including Fedora versions 33 and 34.

4

What type of vulnerability is CVE-2021-30552?

CVE-2021-30552 is classified as a use-after-free vulnerability in the Extensions component of Google Chrome.

5

What could an attacker do with CVE-2021-30552?

An attacker could exploit CVE-2021-30552 to execute arbitrary code on a victim's machine after convincing them to install a malicious extension.

Contact

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