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BugZero updated this defect 288 days ago.
The earliest recollection of this bug is traced back to PAN-OS 8.1.15 - January 09, 2024. This bug is fixed in PAN-OS versions 8.1.15, 9.1.3. Fixed an issue where, in an HA active/active configuration in a virtual wire deployment with asymmetric traffic, decryption did not work for some sites. Fixed an issue where, in a high availability (HA) active/active configuration in a virtual wire deployment with asymmetric traffic, decryption did not work for some sites. For more information: https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-release-notes/pan-os-8-1-addressed-issues/pan-os-8-1-15-addressed-issues https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-addressed-issues/pan-os-9-1-3-addressed-issues