A nginx security update has been released for Debian GNU/Linux 10 to address a HTTP request smuggling vulnerability in the Lua module for Nginx.

DSA 4750-1: nginx security update

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Debian Security Advisory DSA-4750-1 security@debian.org
  https://www.debian.org/security/ Salvatore Bonaccorso
August 26, 2020   https://www.debian.org/security/faq
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Package : nginx
CVE ID : CVE-2020-11724
Debian Bug : 964950

It was reported that the Lua module for Nginx, a high-performance web
and reverse proxy server, is prone to a HTTP request smuggling
vulnerability.

For the stable distribution (buster), this problem has been fixed in
version 1.14.2-2+deb10u3.

We recommend that you upgrade your nginx packages.

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

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/