Debian Bullseye: DSA-5652-1 Critical Issue in Py7zr Directory Traversal

A directory traversal vulnerability was discovered in py7zr, a library
and command-line utility to process 7zip archives.

For the oldstable distribution (bullseye), this problem has been fixed
in version 0.11.3+dfsg-1+deb11u1.

We recommend that you upgrade your py7zr packages.

For the detailed security status of py7zr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/py7zr

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/