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Debian LTS Advisory DLA-2922-1                [email protected]
https://www.debian.org/lts/security/               Emilio Pozuelo Monfort
February 14, 2022                             https://wiki.debian.org/LTS
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Package        : pgbouncer
Version        : 1.7.2-2+deb9u1
CVE ID         : CVE-2021-3935

It was found that PgBouncer, a PostgreSQL connection pooler, was
susceptible to an arbitrary SQL injection attack if a man-in-the-middle
could inject data when a connection using certificate authentication is

For Debian 9 stretch, this problem has been fixed in version

We recommend that you upgrade your pgbouncer packages.

For the detailed security status of pgbouncer please refer to
its security tracker page at:

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