A leptonlib security update has been released for Debian GNU/Linux 10 LTS to address a denial of service vulnerability.

DLA 3233-1: leptonlib security update

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Debian LTS Advisory DLA-3233-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Helmut Grohne
December 08, 2022   https://wiki.debian.org/LTS
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Package : leptonlib
Version : 1.76.0-1+deb10u2
CVE ID : CVE-2022-38266

This update fixes a denial of service vulnerability in leptonlib. It can be
made to crash with an arithmetic exception on specially crafted JPEG files.

For Debian 10 buster, this problem has been fixed in version
1.76.0-1+deb10u2.

We recommend that you upgrade your leptonlib packages.

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

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