USN-5404-1 addressed a vulnerability in Rsyslog. This update provides the corresponding update for Ubuntu 16.04 ESM.
Original advisory details:
Pieter Agten discovered that Rsyslog incorrectly handled certain requests. An attacker could possibly use this issue to cause a crash.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-elasticsearch" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-elasticsearch-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-gnutls" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-gnutls-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-gssapi" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-gssapi-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-mysql" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-mysql-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-pgsql" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-pgsql-dbgsym" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-relp" }, { "binary_version": "8.16.0-1ubuntu3.1+esm2", "binary_name": "rsyslog-relp-dbgsym" } ] }