BugZero | F5 BugID 575726 - MCPd might leak memory in vCMP interface stats.

F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

Last updated on July 18th, 2026

BugZero Risk Score
7.0 High

Overall: 7.0

Severity: 7.3

Community: 4.2

Lifecycle: 10.0

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Bug Details

Priority: 3-Major
Status: Resolved
Impact Category: TMOS

Description

Symptoms

MCPd might leak memory in vCMP interface stats.

Impact

Over time this can cause MCPd to run out of memory and core.

Conditions

The memory leak occurs when viewing VCMP interface statistics.

Workaround

None.

Fix Information

This release fixes the memory leak that could occur when querying vCMP interface stats.

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, 12.0.0, 12.0.0 hf1, 12.0.0 hf2, 12.0.0 hf3, 12.0.0 hf4

Fixed versions: 12.1.0

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 12.1.0

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F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

Last updated on July 18th, 2026

BugZero Risk Score7.0 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

F5 - Defect ID: 575726

MCPd might leak memory in vCMP interface stats.

Last updated on July 18th, 2026

BugZero Risk Score7.0 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
7.0 High

BugZero Risk Score
7.0 High