A cyrus-sasl2 security update has been released for Debian GNU/Linux 9 LTS to address an issue that can result in a SQL injection attack.

DLA 2931-1: cyrus-sasl2 security update

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Debian LTS Advisory DLA-2931-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Thorsten Alteholz
March 06, 2022   https://wiki.debian.org/LTS
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Package : cyrus-sasl2
Version : 2.1.27~101-g0780600+dfsg-3+deb9u2
CVE ID : CVE-2022-24407

It was discovered that the SQL plugin in cyrus-sasl2, a library
implementing the Simple Authentication and Security Layer, is prone to a
SQL injection attack. An authenticated remote attacker can take advantage
of this flaw to execute arbitrary SQL commands and for privilege
escalation.

For Debian 9 stretch, this problem has been fixed in version
2.1.27~101-g0780600+dfsg-3+deb9u2.

We recommend that you upgrade your cyrus-sasl2 packages.

For the detailed security status of cyrus-sasl2 please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/cyrus-sasl2

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