It was discovered that Varnish incorrectly handled certain inputs. A remote attacker could possibly use this issue to obtain sensitive information.
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "libvarnishapi-dev" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "libvarnishapi-dev-dbgsym" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "libvarnishapi1" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "libvarnishapi1-dbgsym" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "varnish" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "varnish-dbg" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "varnish-dbgsym" }, { "binary_version": "4.1.1-1ubuntu0.2+esm1", "binary_name": "varnish-doc" } ] }