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)
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "apache2-suexec": "2.4.7-1ubuntu4.22+esm3", "apache2-suexec-pristine-dbgsym": "2.4.7-1ubuntu4.22+esm3", "libapache2-mod-proxy-html": "1:2.4.7-1ubuntu4.22+esm3", "apache2-dev": "2.4.7-1ubuntu4.22+esm3", "apache2-bin": "2.4.7-1ubuntu4.22+esm3", "apache2-suexec-custom": "2.4.7-1ubuntu4.22+esm3", "apache2-suexec-pristine": "2.4.7-1ubuntu4.22+esm3", "apache2-doc": "2.4.7-1ubuntu4.22+esm3", "apache2-mpm-event": "2.4.7-1ubuntu4.22+esm3", "apache2": "2.4.7-1ubuntu4.22+esm3", "apache2-dbg": "2.4.7-1ubuntu4.22+esm3", "apache2-utils-dbgsym": "2.4.7-1ubuntu4.22+esm3", "apache2-data": "2.4.7-1ubuntu4.22+esm3", "apache2-mpm-prefork": "2.4.7-1ubuntu4.22+esm3", "apache2-mpm-itk": "2.4.7-1ubuntu4.22+esm3", "libapache2-mod-macro": "1:2.4.7-1ubuntu4.22+esm3", "apache2-suexec-custom-dbgsym": "2.4.7-1ubuntu4.22+esm3", "apache2.2-bin": "2.4.7-1ubuntu4.22+esm3", "apache2-bin-dbgsym": "2.4.7-1ubuntu4.22+esm3", "apache2-utils": "2.4.7-1ubuntu4.22+esm3", "apache2-mpm-worker": "2.4.7-1ubuntu4.22+esm3" } ] }
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "apache2-suexec-pristine-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-dev": "2.4.18-2ubuntu3.17+esm4", "apache2-bin": "2.4.18-2ubuntu3.17+esm4", "apache2-suexec-pristine": "2.4.18-2ubuntu3.17+esm4", "apache2-doc": "2.4.18-2ubuntu3.17+esm4", "apache2": "2.4.18-2ubuntu3.17+esm4", "apache2-dev-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-dbg": "2.4.18-2ubuntu3.17+esm4", "apache2-utils-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-data": "2.4.18-2ubuntu3.17+esm4", "apache2-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-suexec-custom-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-bin-dbgsym": "2.4.18-2ubuntu3.17+esm4", "apache2-utils": "2.4.18-2ubuntu3.17+esm4", "apache2-suexec-custom": "2.4.18-2ubuntu3.17+esm4" } ] }