CVE-2019-6988 Denial of service in n/a
Remote attackers can cause denial of service via excessive memory allocation in OpenJPEG, affecting applications using the 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-2019-6988?
CVE-2019-6988 is a medium-severity denial of service vulnerability in Uclouvain Openjpeg, published on 28 Jan 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 OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.
Weakness: CWE-770
Which versions are affected by CVE-2019-6988?
It affects 1 product.
Products include Uclouvain Openjpeg.
How do I fix CVE-2019-6988?
Upgrade to a fixed version.
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-2019-6988 being exploited?
There is no known exploitation of CVE-2019-6988 in the wild and no public exploit code.
Other vulnerabilities in Uclouvain Openjpeg
Sources
Also known as DEBIAN-CVE-2019-6988, ECHO-faf1-69e7-5bb9, GHSA-g9xc-m7jr-85x9, UBUNTU-CVE-2019-6988.