CVE-2021-30603 Race condition in Chrome

High 7.5 Published Updated

A data race in WebAudio allows remote attackers to exploit heap corruption via a crafted HTML page, potentially leading to code execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2021-30603?

CVE-2021-30603 is a high-severity vulnerability in Fedoraproject Fedora, published on 26 Aug 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Data race in WebAudio in Google Chrome prior to 92.0.4515.159 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Weakness: CWE-362

Which versions are affected by CVE-2021-30603?

It affects 2 products.

Products include Fedoraproject Fedora, Google Chrome.

How do I fix CVE-2021-30603?

Upgrade to a fixed version.

Is CVE-2021-30603 being exploited?

There is no known exploitation of CVE-2021-30603 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as CLEANSTART-2024-XD66992, DEBIAN-CVE-2021-30603, GHSA-m952-g76m-q58h, UBUNTU-CVE-2021-30603.

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