CVE-2020-6419 Memory corruption in Chrome

High 8.8 Published 3 Jun 2020 Updated 4 Aug 2024

A remote attacker can exploit heap corruption in the V8 engine via a crafted HTML page to potentially execute arbitrary code.

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-2020-6419?

CVE-2020-6419 is a high-severity memory corruption vulnerability in Google Chrome, published on 3 Jun 2020. 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

Out of bounds write in V8 in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Weakness: CWE-787

Which versions are affected by CVE-2020-6419?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2020-6419?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-6419 being exploited?

There is no known exploitation of CVE-2020-6419 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2020-6419, GHSA-2qg4-m4gf-w255, UBUNTU-CVE-2020-6419.