CVE-2025-70116 Null dereference in n/a
A NULL pointer dereference in GPAC MP4Box allows attackers to cause a denial of service via crafted truncated MP4 files.
- 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
- None listed
What is CVE-2025-70116?
CVE-2025-70116 is a medium-severity vulnerability in n/a, published on 27 May 2026. 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
A NULL pointer dereference in GPAC MP4Box: when parsing certain truncated MP4 files, an unknown/invalid stsd entry can result in missing descriptor fields (e.g., codec/mime/profile strings). gf_media_map_esd then calls strlen() on a NULL pointer, triggering a crash (ASan SEGV).
Weakness: CWE-476
Which versions are affected by CVE-2025-70116?
How do I fix CVE-2025-70116?
No fix has been published for CVE-2025-70116 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-70116 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-70116 exists.
Sources
Also known as DEBIAN-CVE-2025-70116, GHSA-6f3g-p975-cjv5, UBUNTU-CVE-2025-70116.