Bug ID 489704: XML parser memory overwhelmed when it has been fed with a huge document

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP ASM(all modules)

Known Affected Versions:
10.2.4, 11.3.0, 11.4.1, 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.1, 11.6.2, 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, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0

Opened: Nov 10, 2014

Severity: 2-Critical

Symptoms

The BIG-IP ASM system may experience memory pressure when parsing a huge XML request.

Impact

The BIG-IP system may temporarily fail to process traffic as it may recover from BD restarting.

Conditions

Sending a huge XML document request and having XML configured.

Workaround

N/A

Fix Information

XML parser memory consumption improvement.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips