CVE-2019-19721 Memory corruption in n/a
Remote attackers can cause denial of service via memory corruption in VLC media player by exploiting an off-by-one error with a crafted image 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-2019-19721?
CVE-2019-19721 is a high-severity memory corruption vulnerability in Videolan Vlc Media Player, published on 15 May 2020. 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
An off-by-one error in the DecodeBlock function in codec/sdl_image.c in VideoLAN VLC media player before 3.0.9 allows remote attackers to cause a denial of service (memory corruption) via a crafted image file. NOTE: this may be related to the SDL_Image product.
Which versions are affected by CVE-2019-19721?
It affects 1 product.
Products include Videolan Vlc Media Player.
How do I fix CVE-2019-19721?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-19721 being exploited?
There is no known exploitation of CVE-2019-19721 in the wild and no public exploit code.
Other vulnerabilities in Videolan Vlc Media Player
Sources
Also known as DEBIAN-CVE-2019-19721, GHSA-2wrf-hf7j-cx32, UBUNTU-CVE-2019-19721.