BugZero | F5 BugID 500925 - Introduce a new sys db variable to control number ...

F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

Last updated on July 18th, 2026

BugZero Risk Score
8.5 High

Overall: 8.5

Severity: 9.1

Community: 4.2

Lifecycle: 7.8

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Bug Details

Priority: 2-Critical
Status: Not Verified
Impact Category: Advanced Firewall Manager

Description

Symptoms

The accuracy of the rate limit for the Sweep and Flood vectors is affected by the number of merges per second in Rate Tracker library.

Impact

No way to control number of merges per second of Rate Tracker, which could help in Rate Tracker libray accuracy.

Conditions

When sweep and flood vector is enabled in AFM module.

Workaround

None.

Fix Information

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

Change history

Links

Original Vendor Announcement

Relevant Products

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Affected versions:11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed versions: 12.0.0

Relevant Products

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Fixed versions: 12.0.0

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F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

Last updated on July 18th, 2026

BugZero Risk Score8.5 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

F5 - Defect ID: 500925

Introduce a new sys db variable to control number of merges per second of Rate Tracker library.

Last updated on July 18th, 2026

BugZero Risk Score8.5 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
8.5 High

BugZero Risk Score
8.5 High