CVE-2018-14054 Use after free in n/a

Critical 9.8 Published 13 Jul 2018 Updated 5 Aug 2024

A double free vulnerability in the MP4v2 library allows attackers to cause denial of service or potentially execute arbitrary code via crafted MP4 files.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2018-14054?

CVE-2018-14054 is a critical use after free vulnerability in n/a, published on 13 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A double free exists in the MP4StringProperty class in mp4property.cpp in MP4v2 2.0.0. A dangling pointer is freed again in the destructor once an exception is triggered.

Weakness: CWE-415

Which versions are affected by CVE-2018-14054?

It affects 1 product.

Products include Techsmith Mp4v2.

How do I fix CVE-2018-14054?

Apply the vendor's patch.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2018-14054 being exploited?

There is no known exploitation of CVE-2018-14054 in the wild and no public exploit code.

Sources

Also known as GHSA-8c9q-fcrx-qjp6, MGASA-2019-0048, UBUNTU-CVE-2018-14054.