CVE-2016-9426 Integer overflow in n/a

High 8.8 Published 12 Dec 2016 Updated 6 Aug 2024

Remote attackers can cause denial of service or execute arbitrary code via a crafted HTML page due to an integer overflow in the w3m text browser.

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-2016-9426?

CVE-2016-9426 is a high-severity vulnerability in n/a, published on 12 Dec 2016. 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

An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. Integer overflow vulnerability in the renderTable function in w3m allows remote attackers to cause a denial of service (OOM) and possibly execute arbitrary code due to bdwgc's bug (CVE-2016-9427) via a crafted HTML page.

Weakness: CWE-190

Which versions are affected by CVE-2016-9426?

It affects 1 product.

Products include Tats W3m.

How do I fix CVE-2016-9426?

Upgrade to a fixed version.

Is CVE-2016-9426 being exploited?

There is no known exploitation of CVE-2016-9426 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2016-9426, GHSA-r3r3-3c87-427g, UBUNTU-CVE-2016-9426.