RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences.
{ "availability": "No subscription required", "ubuntu_priority": "negligible", "binaries": [ { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "libruby1.9.1" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "libruby1.9.1-dbg" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "libruby1.9.1-dbgsym" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "libtcltk-ruby1.9.1" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "libtcltk-ruby1.9.1-dbgsym" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ri1.9.1" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1-dbgsym" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1-dev" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1-dev-dbgsym" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1-examples" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.1-full" }, { "binary_version": "1.9.3.484-2ubuntu1.5", "binary_name": "ruby1.9.3" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "negligible", "binaries": [ { "binary_version": "2.3.1-2~16.04.6", "binary_name": "libruby2.3" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "libruby2.3-dbg" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "libruby2.3-dbgsym" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-dbgsym" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-dev" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-dev-dbgsym" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-doc" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-tcltk" }, { "binary_version": "2.3.1-2~16.04.6", "binary_name": "ruby2.3-tcltk-dbgsym" } ] }