Debian LTS: DLA-2715-1: systemd security update
Summary
Details can be found in the Qualys advisory at
https://www.qualys.com/2021/07/20/cve-2021-33910/denial-of-service-systemd.txt
For Debian 9 stretch, this problem has been fixed in version
232-25+deb9u13.
We recommend that you upgrade your systemd packages.
For the detailed security status of systemd please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/systemd
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