CVE-2025-55648 Memory corruption in n/a
Attackers can cause a denial of service via a crafted MP4 file due to a heap buffer overflow in GPAC MP4Box.
- 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
- None listed
What is CVE-2025-55648?
CVE-2025-55648 is a medium-severity memory corruption vulnerability in Gpac Gpac, published on 15 Jun 2026. 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
A heap buffer overflow in the gf_opus_parse_packet_header function (media_tools/av_parsers.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
Weakness: CWE-122
Which versions are affected by CVE-2025-55648?
It affects 1 product.
Products include Gpac Gpac.
How do I fix CVE-2025-55648?
No fix has been published for CVE-2025-55648 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-2025-55648 being exploited?
There is no known exploitation of CVE-2025-55648 in the wild and no public exploit code.
Other vulnerabilities in Gpac Gpac
Sources
Also known as DEBIAN-CVE-2025-55648, GHSA-pjwf-h8x2-6r9q, UBUNTU-CVE-2025-55648.