This update for apache2 fixes the following issues:
- CVE-2020-9490: Fixed a crash caused by a specially crafted value for the 'Cache-Digest' header in a HTTP/2 request (bsc#1175071). - CVE-2020-11984: Fixed an information disclosure bug in mod_proxy_uwsgi (bsc#1175074). - CVE-2020-11993: When trace/debug was enabled for the HTTP/2 module logging statements were made on the wrong connection (bsc#1175070).
- Solve a crash in mod_proxy_uwsgi for empty values of environment variables. (bsc#1174052)