Debian 9987 Published by

A postgresql-11 security update has been released for Debian GNU/Linux 10 LTS to address several vulnerabilities.

[SECURITY] [DLA 3651-1] postgresql-11 security update

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Debian LTS Advisory DLA-3651-1 Emilio Pozuelo Monfort
November 14, 2023
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Package : postgresql-11
Version : 11.22-0+deb10u1
CVE ID : CVE-2023-5868 CVE-2023-5869 CVE-2023-5870

Several vulnerabilities have been discovered in the PostgreSQL
database system.


Jingzhou Fu discovered a memory disclosure flaw in aggregate
function calls.


Pedro Gallegos reported integer overflow flaws resulting in buffer
overflows in the array modification functions.


Hemanth Sandrana and Mahendrakar Srinivasarao reported that the
pg_cancel_backend role can signal certain superuser processes,
potentially resulting in denial of service.

For Debian 10 buster, these problems have been fixed in version

We recommend that you upgrade your postgresql-11 packages.

For the detailed security status of postgresql-11 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: