CVE-2021-30629: Use after free in Permissions

Published Aug 26, 2021
·
Updated

Use after free in Permissions in Google Chrome prior to 93.0.4577.82 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Credit

Weipeng Jiang@@Krace(Codesafe Team of Legendsec at Qi'anxin Group)

Affected Software

4 affected componentsFixes available
Google Chrome<93.0.4577.82
93.0.4577.82
Google Chrome<93.0.4577.82
fedoraproject fedora=33
fedoraproject fedora=35

Event History

Aug 26, 2021
CVE Published
12:00 AM
Oct 8, 2021
CVE Published
via MITRE·08:50 PM
Data Sourced
via MITRE·08:50 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-2021-30629?

CVE-2021-30629 has been classified as a high severity vulnerability due to the potential for remote code execution via heap corruption.

2

How do I fix CVE-2021-30629?

To mitigate CVE-2021-30629, update Google Chrome to version 93.0.4577.82 or later.

3

Which versions of Google Chrome are affected by CVE-2021-30629?

CVE-2021-30629 affects Google Chrome versions prior to 93.0.4577.82.

4

Can CVE-2021-30629 be exploited remotely?

Yes, CVE-2021-30629 can be exploited remotely if the attacker has control over the renderer process.

5

What type of vulnerability is CVE-2021-30629?

CVE-2021-30629 is a use-after-free vulnerability found in the Permissions component of Google Chrome.

Contact

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