CVE-2021-44921 Null dereference in n/a
A null pointer dereference in GPAC allows attackers to cause a segmentation fault and application crash via crafted media files.
- 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-2021-44921?
CVE-2021-44921 is a medium-severity vulnerability in Gpac Gpac, published on 21 Dec 2021. 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 null pointer dereference vulnerability exists in gpac 1.1.0 in the gf_isom_parse_movie_boxes_internal function, which causes a segmentation fault and application crash.
Weakness: CWE-476
Which versions are affected by CVE-2021-44921?
It affects 1 product.
Products include Gpac Gpac.
How do I fix CVE-2021-44921?
No fix has been published for CVE-2021-44921 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-44921 being exploited?
There is no known exploitation of CVE-2021-44921 in the wild and no public exploit code.
Other vulnerabilities in Gpac Gpac
Sources
Also known as DEBIAN-CVE-2021-44921, GHSA-xxf4-cqmv-x4mh, UBUNTU-CVE-2021-44921.