An asterisk security update has been released for Debian GNU/Linux 10 LTS to address multiple security vulnerabilities.

DLA 3335-1: asterisk security update

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Debian LTS Advisory DLA-3335-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Markus Koschany
February 22, 2023   https://wiki.debian.org/LTS
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Package : asterisk
Version : 1:16.28.0~dfsg-0+deb10u2
CVE ID : CVE-2022-23537 CVE-2022-23547 CVE-2022-31031 CVE-2022-37325
CVE-2022-39244 CVE-2022-39269 CVE-2022-42705 CVE-2022-42706

Multiple security vulnerabilities have been discovered in Asterisk, an Open
Source Private Branch Exchange. Buffer overflows and other programming errors
could be exploited for launching a denial of service attack or the execution of
arbitrary code.

For Debian 10 buster, these problems have been fixed in version
1:16.28.0~dfsg-0+deb10u2.

We recommend that you upgrade your asterisk packages.

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

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