A libimage-exiftool-perl security update has been released for Debian GNU/Linux 10 to address an issue with execution of arbitrary code if a malformed DjVu file is processed.

DSA 4910-1: libimage-exiftool-perl security update

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Debian Security Advisory DSA-4910-1 security@debian.org
  https://www.debian.org/security/ Salvatore Bonaccorso
May 02, 2021   https://www.debian.org/security/faq
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Package : libimage-exiftool-perl
CVE ID : CVE-2021-22204
Debian Bug : 987505

A vulnerability was discovered in libimage-exiftool-perl, a library and
program to read and write meta information in multimedia files, which
may result in execution of arbitrary code if a malformed DjVu file is
processed.

For the stable distribution (buster), this problem has been fixed in
version 11.16-1+deb10u1.

We recommend that you upgrade your libimage-exiftool-perl packages.

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

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/