Disclaimer

Known affected versions were inferred from fixed-version data and were not explicitly confirmed by the vendor: 9.1.14-h8

The earliest recollection of this bug is traced back to PAN-OS 10.2.0 - July 22, 2025. This bug is fixed in PAN-OS versions 9.1.15, 10.2.1. Fixed an issue that prevented antivirus signature update packages that are normally available to install from displaying properly on the firewall when the Advanced Threat Prevention license is present on a firewall without a Threat Prevention license. Fixed an issue where, when the Advanced Threat Prevention license was present on a firewall without a Threat Prevention license, the antivirus signature update packages that were normally available to install ( Device > Dynamic Updates ) were not displayed. When the Advanced Threat Prevention license is present on a firewall without a Threat Prevention license, the antivirus signature update packages that are normally available to install under Device Dynamic Updates are not displayed. Workaround: Use the request anti-virus upgrade {info | download | install} CLI commands to retrieve a list of available antivirus updates and the download and installation status, download specific antivirus packages, and to install antivirus packages.Optionally, you can schedule recurring automatic updates using the following CLI command: set deviceconfig system update-schedule anti-virus recurring . For more information: https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-0-known-and-addressed-issues/pan-os-10-2-0-known-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-1-known-and-addressed-issues/pan-os-10-2-1-addressed-issues https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-release-notes/pan-os-9-1-addressed-issues/pan-os-9-1-15-addressed-issues