An inspircd security update has been released for Debian GNU/Linux 9 LTS to address two security issues that can result in denial of service.

DLA 2375-1: inspircd security update

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Debian LTS Advisory DLA-2375-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Abhijith PA
September 19, 2020   https://wiki.debian.org/LTS
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Package : inspircd
Version : 2.0.23-2+deb9u1
CVE ID : CVE-2019-20917 CVE-2020-25269

Two security issues were discovered in the modules of the InspIRCd IRC
daemon, which could result in denial of service.

CVE-2019-20917

mysql module before v3.3.0 contains a null pointer dereference when
built against mariadb-connector-c. When combined with the sqlauth or
sqloper modules this vulnerability can be used to remotely crash an
InspIRCd server by any user able to connect to a server.

CVE-2020-25269

The pgsql module contains a use after free vulnerability. When combined
with the sqlauth or sqloper modules this vulnerability can be used to
remotely crash an InspIRCd server by any user able to connect to a
server.

For Debian 9 stretch, these problems have been fixed in version
2.0.23-2+deb9u1.

We recommend that you upgrade your inspircd packages.

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

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