On the Red Hat Errata site, you’ll find references to RHSA, RHEA and RHBA. Here’s what they stand for:
| Abbreviation | Full Word | Description |
| RHEA | Red Hat Enhancement Advisory | Contain enhancement fixes (e.g. new features). |
| RHBA | Red Hat Bug Advisory | Contain bug fixes, and can optionally also contain enhancements |
| RHSA | Red Hat Security Advisory | Contain security fixes, and can optionally also contain bugs and/or enhancements |