CVE-2016-2334 Memory corruption in n/a

High 7.8 Published 13 Dec 2016 Updated 5 Aug 2024

Remote attackers can execute arbitrary code via a crafted HFS+ image due to a heap-based buffer overflow in the 7zip library.

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-2016-2334?

CVE-2016-2334 is a high-severity memory corruption vulnerability in Fedoraproject Fedora, published on 13 Dec 2016. 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

Heap-based buffer overflow in the NArchive::NHfs::CHandler::ExtractZlibFile method in 7zip before 16.00 and p7zip allows remote attackers to execute arbitrary code via a crafted HFS+ image.

Weakness: CWE-119

Which versions are affected by CVE-2016-2334?

It affects 3 products.

Products include 7-Zip 7-Zip, Fedoraproject Fedora, Oracle Solaris.

How do I fix CVE-2016-2334?

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-2016-2334 being exploited?

There is no known exploitation of CVE-2016-2334 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2016-2334, GHSA-62c7-f6mx-fmm8.