BugZero | F5 BugID 491352 - Added ASM internal parameter to add more XML memor...

F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Overall: 6.9

Severity: 7.3

Community: 4.2

Lifecycle: 8.3

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Bug Details

Priority: 3-Major
Status: Verified
Impact Category: Application Security Manager

Description

Symptoms

It is not possible to add more than 1.2 GB of memory to the XML parser.

Impact

XML out-of-memory messages; traffic dropped.

Conditions

More than 1.2 GB of XML memory is needed for the XML parser.

Workaround

None.

Fix Information

This release adds the internal parameter 'additional_xml_memory_in_mb' that enables specifying an additional amount of XML memory (as specified in MB).

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, 11.6.0, 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

Fixed versions: 12.0.0, 11.6.1, 11.5.4

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 12.0.0, 11.6.1, 11.5.4

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F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

F5 - Defect ID: 491352

Added ASM internal parameter to add more XML memory

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.9 Medium

BugZero Risk Score
6.9 Medium