Disclaimer

Hotfix versions were inferred because the vendor did not list them explicitly: 10.2.13-h1, 10.2.13-h2, 10.2.13-h3, 10.2.13-h4, 10.2.13-h5, 10.2.13-h6, 11.1.4-h1, 11.1.4-h2, 11.1.4-h3, 11.1.4-h4, 11.1.4-h5, 11.1.4-h6, 11.1.4-h7, 11.1.4-h8, 11.1.4-h9, 11.1.4-h10, 11.1.4-h11, 11.1.4-h12, 11.1.4-h13, 11.1.4-h14, 11.1.4-h15, 11.1.4-h16, 11.1.6-h1, 11.1.6-h2, 11.1.6-h3, 11.1.6-h4, 11.1.6-h5, 11.1.7-h1, 11.2.4-h1, 11.2.4-h2, 11.2.4-h3, 11.2.4-h4, 11.2.4-h5, 11.2.4-h6, 11.2.4-h7, 11.2.4-h8

The earliest recollection of this bug is traced back to PAN-OS 10.2.10 - July 08, 2026. This bug is fixed in PAN-OS versions 11.1.4-h17, 11.1.8, 11.1.7-h2, 11.1.6-h6, 11.2.4-h9, 11.2.7, 10.2.14, 10.2.13-h7. DNS Security intermittently logs malicious domain URLs as alert instead of taking a action, even when configured to sinkhole malicious DNS domains. DNS Security intermittently logs malicious domain URLs as alert instead of taking a sinkhole action, even when configured to sinkhole malicious DNS domains. Fixed an issue where DNS Security intermittently logs malicious domain URLs as Alert instead of taking a Sinkhole action, even when configured to Sinkhole malicious DNS domains. For more information: https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-10-known-and-addressed-issues/pan-os-10-2-10-known-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-13-known-and-addressed-issues/pan-os-10-2-13-h7-addressed-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-13-known-and-addressed-issues/pan-os-10-2-13-known-issues https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-14-known-and-addressed-issues/pan-os-10-2-14-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-4-known-and-addressed-issues/pan-os-11-1-4-h17-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-6-known-and-addressed-issues/pan-os-11-1-6-h6-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-7-known-and-addressed-issues/pan-os-11-1-7-h2-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-8-known-and-addressed-issues/pan-os-11-1-8-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-2/pan-os-release-notes/pan-os-11-2-4-known-and-addressed-issues/pan-os-11-2-4-h9-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-2/pan-os-release-notes/pan-os-11-2-4-known-and-addressed-issues/pan-os-11-2-4-known-issues https://docs.paloaltonetworks.com/pan-os/11-2/pan-os-release-notes/pan-os-11-2-7-known-and-addressed-issues/pan-os-11-2-7-addressed-issues