A librecad security update has been released for Debian GNU/Linux 9 LTS to address several security vulnerabilities.

DLA 2908-1: librecad security update

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Debian LTS Advisory DLA-2908-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Markus Koschany
February 03, 2022   https://wiki.debian.org/LTS
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Package : librecad
Version : 2.1.2-1+deb9u3
CVE ID : CVE-2021-45341 CVE-2021-45342 CVE-2021-45343
Debian Bug : 1004518

Several security vulnerabilities have been discovered in librecad, a
computer-aided design (CAD) system. Buffer overflows may lead to remote code
execution if a specially crafted JWW document is processed.

For Debian 9 stretch, these problems have been fixed in version
2.1.2-1+deb9u3.

We recommend that you upgrade your librecad packages.

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

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