A tcpflow security update has been released for Debian GNU/Linux 9 LTS to address an out-of-bounds read.

DLA 2468-1: tcpflow security update

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Debian LTS Advisory DLA-2468-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Thorsten Alteholz
November 29, 2020   https://wiki.debian.org/LTS
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Package : tcpflow
Version : 1.4.4+repack1-3+deb8u1
CVE ID : CVE-2018-14938

An issue has been found in tcpflow, a TCP flow recorder.

Due to an overflow vulnerability in function handle_80211, an
out-of-bounds read with access to sensitive memory or a denial of service
might happen.

For Debian 9 stretch, this problem has been fixed in version
1.4.4+repack1-3+deb8u1.

We recommend that you upgrade your tcpflow packages.

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

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