macOS Ventura 13.5.2 (skipped) → directly to 13.6 (September 21, 2023).
| Feature | Details | | :--- | :--- | | | 22G90 (varies slightly by model) | | Update Size | Relatively small (approx. 200MB - 500MB depending on the previous version) | | Focus | Security Patches (Kernel & WebKit) | | New Features | None | | Prerequisites | Requires macOS Ventura 13.0 or later | ventura 13.5.1
The primary reason for the 13.5.1 update was to patch security holes. Apple indicated that these issues were "actively exploited," meaning hackers were already using them to target devices before the patch was released. macOS Ventura 13
No changes were made to system firmware or the iBoot loader for Apple Silicon Macs. Similarly, Intel machines equipped with Apple T2 Security Chips received no BridgeOS modifications. Apple indicated that these issues were "actively exploited,"
When Apple deployed macOS Ventura 13.5 in late July 2023, the update shipped with a generic changelog promising "important bug fixes and security updates". However, the release inadvertently introduced a severe flaw into the core System Settings framework.