Disclaimer

Known affected versions were inferred from fixed-version data and were not explicitly confirmed by the vendor: 8.1.12

The earliest recollection of this bug is traced back to PAN-OS 8.1 - July 22, 2025. This bug is fixed in PAN-OS versions 9.1.2, 8.1.13. ( PA-7000 Series firewalls running PAN-OS 8.1.12 only ) Fixed an intermittent issue where the dataplane process ( all_pktproc_X ) on a Network Processing Card (NPC) restarted when processing IPSec tunnel traffic. ( PA-7000 Series firewalls running PAN-OS® 8.1.12 only ) Fixed an intermittent issue where the dataplane process ( all_pktproc_X ) on a Network Processing Card (NPC) restarted when processing IPSec tunnel traffic. ( PA-7000 Series firewalls only ) There is an intermittent issue where the dataplane process ( all_pktproc_X ) on a Network Processing Card (NPC) restarts unexpectedly when processing IPSec tunnel traffic. This issue can occur on any NPC card in any slot. ( PA-7000 Series firewalls running PAN-OS 8.1.12 only ) There is an intermittent issue where the dataplane process ( all_pktproc_X ) on a Network Processing Card (NPC) restarts unexpectedly when processing IPSec tunnel traffic. This issue can occur on any NPC card in any slot. For more information: https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-release-notes/pan-os-8-1-addressed-issues/pan-os-8-1-13-addressed-issues https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-release-notes/pan-os-8-1-release-information/known-issues/known-issues-related-to-pan-os-8-1-releases https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-addressed-issues/pan-os-9-1-2-addressed-issues https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-release-information/known-issues/known-issues-related-to-pan-os-9-1-releases https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-release-information/known-issues/known-issues-related-to-pan-os-9-1-releases/pan-os-9-1-1-known-issues