CVE-2018-21010 Memory corruption in n/a

High 8.8 Published 5 Sep 2019 Updated 5 Aug 2024

A heap buffer overflow in OpenJPEG allows attackers to execute arbitrary code or cause denial of service via crafted images.

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-2018-21010?

CVE-2018-21010 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 5 Sep 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

OpenJPEG before 2.3.1 has a heap buffer overflow in color_apply_icc_profile in bin/common/color.c.

Weakness: CWE-787

Which versions are affected by CVE-2018-21010?

It affects 2 products.

Products include Debian Debian Linux, Uclouvain Openjpeg.

How do I fix CVE-2018-21010?

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-2018-21010 being exploited?

There is no known exploitation of CVE-2018-21010 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2018-21010, DEBIAN-CVE-2018-21010, DLA-1950-1, GHSA-352f-66f5-76w2, UBUNTU-CVE-2018-21010.