{"id":"USN-6519-2","aliases":[],"status":"published","title":"ec2-hibinit-agent update","description":"USN-6519-1 added IMDSv2 support to EC2 hibagent. This update provides\nthe corresponding update for Ubuntu 16.04 LTS.\n\nOriginal advisory details:\n\n The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1\n uses an insecure protocol and is no longer recommended.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-11-29T17:39:38Z","modified":"2026-06-25T13:31:57Z","fixes":[{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"ec2-hibinit-agent","fixed_in":["1.0.0-0ubuntu4~16.04.4+esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"ec2-hibinit-agent","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0-0ubuntu4~16.04.4+esm1"}]}],"versions":["1.0.0-0ubuntu4~16.04.0","1.0.0-0ubuntu4~16.04.2","1.0.0-0ubuntu4~16.04.3","1.0.0-0ubuntu4~16.04.4"]}],"references":[{"url":"https://ubuntu.com/security/notices/USN-6519-2","tags":["advisory"]},{"url":"https://launchpad.net/bugs/1941785","tags":["report"]}],"sources":{"osv":[{"id":"USN-6519-2","title":"ec2-hibinit-agent update","description":"USN-6519-1 added IMDSv2 support to EC2 hibagent. This update provides\nthe corresponding update for Ubuntu 16.04 LTS.\n\nOriginal advisory details:\n\n The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1\n uses an insecure protocol and is no longer recommended.\n","status":"published","published":"2023-11-29T17:39:38Z","modified":"2026-06-25T13:31:57.173336014Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}