USN-5462-1 fixed several vulnerabilities in Ruby. This update provides the corresponding CVE-2022-28739 update for ruby2.3 on Ubuntu 16.04 ESM.
Original advisory details:
It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "libruby2.3" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "libruby2.3-dbg" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "libruby2.3-dbgsym" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-dbgsym" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-dev" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-dev-dbgsym" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-doc" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-tcltk" }, { "binary_version": "2.3.1-2~ubuntu16.04.16+esm3", "binary_name": "ruby2.3-tcltk-dbgsym" } ] }