CVE-2023-46932 Memory corruption in n/a

Critical 9.8 Published 9 Dec 2023 Updated 27 May 2025

Attackers can execute arbitrary code or cause denial of service via a heap buffer overflow in GPAC's MP4Box tool.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-46932?

CVE-2023-46932 is a critical memory corruption vulnerability in Gpac Gpac, published on 9 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap Buffer Overflow vulnerability in GPAC version 2.3-DEV-rev617-g671976fcc-master, allows attackers to execute arbitrary code and cause a denial of service (DoS) via str2ulong class in src/media_tools/avilib.c in gpac/MP4Box.

Weakness: CWE-787

Which versions are affected by CVE-2023-46932?

It affects 1 product.

Products include Gpac Gpac.

How do I fix CVE-2023-46932?

No fix has been published for CVE-2023-46932 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2023-46932 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-46932 exists.

All Gpac Gpac vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-46932, GHSA-jm96-4x63-mg6m, UBUNTU-CVE-2023-46932.