CVE-2021-21225: Out of bounds memory access in V8

Published Apr 5, 2021
·
Updated

Out of bounds memory access in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Credit

Brendon Tiszka supporting the EFF@@btiszka

Affected Software

7 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
Google Chrome<90.0.4430.85
90.0.4430.85
Google Chrome<90.0.4430.85
Debian Debian Linux=10.0
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Fedoraproject Fedora=34

Event History

Apr 5, 2021
CVE Published
12:00 AM
Apr 26, 2021
CVE Published
via MITRE·04:56 PM
Data Sourced
via MITRE·04:56 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2021-21225?

CVE-2021-21225 is a vulnerability that allows a remote attacker to potentially exploit heap corruption in V8 in Google Chrome prior to 90.0.4430.85 via a crafted HTML page.

2

How severe is CVE-2021-21225?

CVE-2021-21225 has a severity score of 8.8, which is considered high.

3

Which software versions are affected by CVE-2021-21225?

CVE-2021-21225 affects Google Chrome versions prior to 90.0.4430.85 and Debian Linux versions 10.0, Fedora versions 32, 33, and 34.

4

How can I fix CVE-2021-21225?

To fix CVE-2021-21225, update Google Chrome to version 90.0.4430.85 or later, and apply the relevant security patches for Debian Linux and Fedora.

5

Where can I find more information about CVE-2021-21225?

You can find more information about CVE-2021-21225 at the following references: [1] [2] [3].

Contact

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