USN-5212-2: Apache HTTP Server vulnerabilities
10 January 2022
Several security issues were fixed in Apache HTTP Server.
- apache2 - Apache HTTP server
USN-5212-1 fixed several vulnerabilities in Apache. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
Original advisory details:
It was discovered that the Apache HTTP Server incorrectly handled certain
forward proxy requests. A remote attacker could use this issue to cause
the server to crash, resulting in a denial of service, or possibly perform
a Server Side Request Forgery attack. (CVE-2021-44224)
It was discovered that the Apache HTTP Server Lua module incorrectly
handled memory in the multipart parser. A remote attacker could use this
issue to cause the server to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2021-44790)
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.
- USN-5212-1: apache2-data, apache2-suexec-custom, apache2-dev, apache2, apache2-doc, apache2-ssl-dev, apache2-utils, libapache2-mod-md, libapache2-mod-proxy-uwsgi, apache2-suexec-pristine, apache2-bin