An openjpeg2 security update has been released for Debian GNU/Linux 10 to address multiple vulnerabilities that could result in denial of service or the execution of arbitrary code when opening a malformed image.

DSA 4882-1: openjpeg2 security update

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Debian Security Advisory DSA-4882-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
April 01, 2021   https://www.debian.org/security/faq
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Package : openjpeg2
CVE ID : CVE-2020-6851 CVE-2020-8112 CVE-2020-15389 CVE-2020-27814
CVE-2020-27823 CVE-2020-27824 CVE-2020-27841 CVE-2020-27842
CVE-2020-27843 CVE-2020-27845

Multiple vulnerabilities have been discovered in openjpeg2, the
open-source JPEG 2000 codec, which could result in denial of service or
the execution of arbitrary code when opening a malformed image.

For the stable distribution (buster), these problems have been fixed in
version 2.3.0-2+deb10u2.

We recommend that you upgrade your openjpeg2 packages.

For the detailed security status of openjpeg2 please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/openjpeg2

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/