Disclaimer

Known affected versions were inferred from fixed-version data and were not explicitly confirmed by the vendor: 10.1.9-h14, 10.2.3-h14, 11.0.1-h5

The earliest recollection of this bug is traced back to PAN-OS 10.1.10 - July 22, 2025. This bug is fixed in PAN-OS versions 11.0.2, 10.2.4, 10.1.10. Fixed an issue where the all_task process stopped responding when freeing the HTTP2 stream, which caused the dataplane to go down. Fixed an issue where the all_task process stopped responding when freeing the HTTP/2 stream, which caused the dataplane to go down. For more information: https://docs.paloaltonetworks.com/pan-os/10-1/pan-os-release-notes/pan-os-10-1-10-known-and-addressed-issues/pan-os-10-1-10-addressed-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-4-known-and-addressed-issues/pan-os-10-2-4-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-2-known-and-addressed-issues/pan-os-11-0-2-addressed-issues