CVE-2021-45291 Use after free in n/a
A use-after-free vulnerability in GPAC allows attackers to cause a denial of service via a crafted MP4 file.
- 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
- Available
What is CVE-2021-45291?
CVE-2021-45291 is a medium-severity use after free 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
The gf_dump_setup function in GPAC 1.0.1 allows malicoius users to cause a denial of service (Invalid memory address dereference) via a crafted file in the MP4Box command.
Weakness: CWE-416
Which versions are affected by CVE-2021-45291?
It affects 1 product.
Products include Gpac Gpac.
How do I fix CVE-2021-45291?
Upgrade to a fixed version.
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-2021-45291 being exploited?
There is no known exploitation of CVE-2021-45291 in the wild and no public exploit code.
Other vulnerabilities in Gpac Gpac
Sources
Also known as DEBIAN-CVE-2021-45291, GHSA-pvf9-7xmx-jpfw, UBUNTU-CVE-2021-45291.