An usbguard security update has been released for Debian GNU/Linux 9 LTS to address a flaw that could allow an unprivileged user to connect all USB devices in the future.

DLA 2979-1: usbguard security update

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Debian LTS Advisory DLA-2979-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Markus Koschany
April 11, 2022   https://wiki.debian.org/LTS
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Package : usbguard
Version : 0.6.2+ds1-2+deb9u1
CVE ID : CVE-2019-25058
Debian Bug : 1008026

A flaw was found in usbguard, an USB device authorization policy framework.
When using the usbguard-dbus daemon an unprivileged user could make USBGuard
allow all USB devices to be connected in the future.

For Debian 9 stretch, this problem has been fixed in version
0.6.2+ds1-2+deb9u1.

We recommend that you upgrade your usbguard packages.

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

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