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Known affected versions were inferred from fixed-version data and were not explicitly confirmed by the vendor: 11.1.13-h3, 12.1.4-h3
The earliest recollection of this bug is traced back to PAN-OS 11.1.14 - June 10, 2026. This bug is fixed in PAN-OS versions 12.1.5, 11.1.14. Fixed an issue where the Management Processor Card (MPC) on modular firewalls became unresponsive when a disk drive entered a low-power state and failed to wake up. For more information: https://docs.paloaltonetworks.com/ngfw/release-notes/12-1/pan-os-12-1-5-known-and-addressed-issues/pan-os-12-1-5-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-14-known-and-addressed-issues/pan-os-11-1-14-addressed-issues
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