CVE-2018-20570 Memory corruption in n/a
A heap-based buffer over-read in JasPer's JPEG 2000 encoder allows attackers to cause denial of service or disclose sensitive memory contents.
- 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-2018-20570?
CVE-2018-20570 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 28 Dec 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
jp2_encode in jp2/jp2_enc.c in JasPer 2.0.14 has a heap-based buffer over-read.
Weakness: CWE-125
Which versions are affected by CVE-2018-20570?
It affects 2 products.
Products include Debian Debian Linux, Jasper Project Jasper.
How do I fix CVE-2018-20570?
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-2018-20570 being exploited?
There is no known exploitation of CVE-2018-20570 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as GHSA-j3h5-m47q-9g35, UBUNTU-CVE-2018-20570.