A wpa security update has been released for Debian GNU/Linux 9 LTS to address two security issues.

DLA 2318-1: wpa security update

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Debian LTS Advisory DLA-2318-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Utkarsh Gupta
August 09, 2020   https://wiki.debian.org/LTS
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Package : wpa
Version : 2:2.4-1+deb9u7
CVE ID : CVE-2019-10064 CVE-2020-12695

The following CVE(s) have been reported against src:wpa.

CVE-2019-10064

hostapd before 2.6, in EAP mode, makes calls to the rand()
and random() standard library functions without any preceding
srand() or srandom() call, which results in inappropriate
use of deterministic values. This was fixed in conjunction
with CVE-2016-10743.

CVE-2020-12695

The Open Connectivity Foundation UPnP specification before
2020-04-17 does not forbid the acceptance of a subscription
request with a delivery URL on a different network segment
than the fully qualified event-subscription URL, aka the
CallStranger issue.

For Debian 9 stretch, these problems have been fixed in version
2:2.4-1+deb9u7.

We recommend that you upgrade your wpa packages.

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

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