CVE-2016-9642 Memory corruption in n/a

Medium 5.5 Published 3 Feb 2017 Updated 6 Aug 2024

Attackers can cause a denial of service via out-of-bounds heap read in WebKit's JavaScriptCore engine using a crafted JavaScript file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2016-9642?

CVE-2016-9642 is a medium-severity memory corruption vulnerability in n/a, published on 3 Feb 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

JavaScriptCore in WebKit allows attackers to cause a denial of service (out-of-bounds heap read) via a crafted Javascript file.

Weakness: CWE-125

Which versions are affected by CVE-2016-9642?

It affects 1 product.

Products include Webkit Webkit.

How do I fix CVE-2016-9642?

Apply the vendor's patch.

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

Is CVE-2016-9642 being exploited?

There is no known exploitation of CVE-2016-9642 in the wild and no public exploit code.

Sources

Also known as GHSA-v9jj-hfg8-mx43, UBUNTU-CVE-2016-9642.