A mod-wsgi security update has been released for Debian GNU/Linux 10 to address an issue where a request from an untrusted proxy does not remove the X-Client-IP header and thus allowing this header to be passed to the target WSGI application.

DLA 3111-1: mod-wsgi security update

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Debian LTS Advisory DLA-3111-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Thorsten Alteholz
September 15, 2022   https://wiki.debian.org/LTS
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Package : mod-wsgi
Version : 4.6.5-1+deb10u1
CVE ID : CVE-2022-2255

An issue has been found in mod-wsgi, a Python WSGI adapter module for
Apache. A request from an untrusted proxy does not remove the X-Client-IP
header and thus allowing this header to be passed to the target WSGI application.

For Debian 10 buster, this problem has been fixed in version
4.6.5-1+deb10u1.

We recommend that you upgrade your mod-wsgi packages.

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

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