CVE-2019-14443 Denial of service in n/a
Remote attackers can cause a denial of service via a division by zero error in the APE decoder of the Libav multimedia library.
- 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-2019-14443?
CVE-2019-14443 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 30 Jul 2019. 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
An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv.
Weakness: CWE-369
Which versions are affected by CVE-2019-14443?
It affects 2 products.
Products include Debian Debian Linux, Libav Libav.
How do I fix CVE-2019-14443?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2019-14443 being exploited?
There is no known exploitation of CVE-2019-14443 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as GHSA-vjwp-mr35-7rh6, UBUNTU-CVE-2019-14443.