A fastdds security update has been released for Debian GNU/Linux 12 to address an incorrect memory management in the implementation of the DDS (Data Distribution Service).

[SECURITY] [DSA 5568-1] fastdds security update

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Debian Security Advisory DSA-5568-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
November 27, 2023 https://www.debian.org/security/faq
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Package : fastdds
CVE ID : CVE-2023-42459
Debian Bug : 1054163

It was discovered that incorrect memory management in Fast DDS, a C++
implementation of the DDS (Data Distribution Service) might result in
denial of service.

The oldstable distribution (bullseye) is not affected.

For the stable distribution (bookworm), this problem has been fixed in
version 2.9.1+ds-1+deb12u2.

We recommend that you upgrade your fastdds packages.

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

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/