CVE-2018-13303 Null dereference in n/a
A missing check in FFmpeg's AC3 parser allows attackers to cause a denial of service via a crafted AVI file.
- 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
- Available
What is CVE-2018-13303?
CVE-2018-13303 is a medium-severity vulnerability in Ffmpeg Ffmpeg, published on 5 Jul 2018. 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
In FFmpeg 4.0.1, a missing check for failure of a call to init_get_bits8() in the avpriv_ac3_parse_header function in libavcodec/ac3_parser.c may trigger a NULL pointer dereference while converting a crafted AVI file to MPEG4, leading to a denial of service.
Weakness: CWE-476
Which versions are affected by CVE-2018-13303?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2018-13303?
Apply the vendor's patch.
Is CVE-2018-13303 being exploited?
There is no known exploitation of CVE-2018-13303 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as CLEANSTART-2024-DF56851, DEBIAN-CVE-2018-13303, GHSA-rrxj-m39q-79v3, UBUNTU-CVE-2018-13303.