CVE-2018-6151 Memory corruption in Chrome

High 8.8 Published Updated

A bad cast in Chrome DevTools allows attackers to perform out-of-bounds memory reads via malicious extensions, potentially exposing sensitive data.

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-2018-6151?

CVE-2018-6151 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 9 Jan 2019. 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

Bad cast in DevTools in Google Chrome on Win, Linux, Mac, Chrome OS prior to 66.0.3359.117 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory read via a crafted Chrome Extension.

Weakness: CWE-125

Which versions are affected by CVE-2018-6151?

It affects 5 products.

Products include Debian Debian Linux, Google Chrome, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.

How do I fix CVE-2018-6151?

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-2018-6151 being exploited?

There is no known exploitation of CVE-2018-6151 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as GHSA-qvx8-636p-w2qj, UBUNTU-CVE-2018-6151.

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