A libtirpc security update has been released for Debian GNU/Linux 10 to address a flaw that can cause a denial of service.

DLA 3071-1: libtirpc security update

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Debian LTS Advisory DLA-3071-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
August 11, 2022   https://wiki.debian.org/LTS
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Package : libtirpc
Version : 1.1.4-0.4+deb10u1
CVE ID : CVE-2021-46828
Debian Bug : 1015873

It was discovered that libtirpc, a transport-independent RPC library,
does not properly handle idle TCP connections. A remote attacker can
take advantage of this flaw to cause a denial of service.

For Debian 10 buster, this problem has been fixed in version
1.1.4-0.4+deb10u1.

We recommend that you upgrade your libtirpc packages.

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

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