CVE-2023-4761 Memory corruption in Chrome

High 8.1 Published Updated

A remote attacker with compromised renderer access can perform out-of-bounds memory reads in Chrome via crafted HTML pages.

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-2023-4761?

CVE-2023-4761 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 5 Sep 2023. 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 memory access in FedCM in Google Chrome prior to 116.0.5845.179 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-125

Which versions are affected by CVE-2023-4761?

It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Google Chrome.

How do I fix CVE-2023-4761?

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-2023-4761 being exploited?

There is no known exploitation of CVE-2023-4761 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-4761, GHSA-8cgp-x4c5-vg9g.

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