A blueman security update has been released for Debian GNU/Linux 10 to address a potential denial of service or privilege escalation issue.

DSA 4781-1: blueman security update

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Debian Security Advisory DSA-4781-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
October 27, 2020   https://www.debian.org/security/faq
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Package : blueman
CVE ID : CVE-2020-15238

Vaisha Bernard discovered that Blueman, a graphical bluetooth manager
performed insufficient validation on a D-Bus interface, which could
result in denial of service or privilege escalation.

For the stable distribution (buster), this problem has been fixed in
version 2.0.8-1+deb10u1.

We recommend that you upgrade your blueman packages.

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

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/