BugZero | Palo Alto Networks BugID PAN-126278 - Fixed an issue where a burst of VLAN-tagged packet...

Palo Alto Networks - Defect ID: PAN-126278

Fixed an issue where a burst of VLAN-tagged packets in a congested system caused an overflow and locked up the firewall. The threshold has been increased with this fix.

Palo Alto Networks - Defect ID: PAN-126278

Fixed an issue where a burst of VLAN-tagged packets in a congested system caused an overflow and locked up the firewall. The threshold has been increased with this fix.

Last updated on Invalid date

BugZero Risk Score
6.3 Medium

Overall: 6.3

Severity: 6.4

Community: 3.7

Lifecycle: 10.0

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Bug Details

Description

The earliest recollection of this bug is traced back to PAN-OS 8.1.13 - July 22, 2025. This bug is fixed in PAN-OS versions 8.1.13. Fixed an issue where a burst of VLAN-tagged packets in a congested system caused an overflow and locked up the firewall. The threshold has been increased with this fix. 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

Change history

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Palo Alto Networks - Defect ID: PAN-126278

Fixed an issue where a burst of VLAN-tagged packets in a congested system caused an overflow and locked up the firewall. The threshold has been increased with this fix.

Palo Alto Networks - Defect ID: PAN-126278

Fixed an issue where a burst of VLAN-tagged packets in a congested system caused an overflow and locked up the firewall. The threshold has been increased with this fix.

Last updated on Invalid date

BugZero Risk Score6.3 Medium

Bug Details

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Top Palo Alto Networks Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.3 Medium