Bug ID 470414: Portal Access rewrite daemon may crash while processing some Flash files

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3

Fixed In:
12.0.0, 11.6.0 HF4, 11.5.1 HF5, 11.4.1 HF9

Opened: Jul 04, 2014

Severity: 3-Major

Symptoms

rewrite process starts consuming 100% of CPU and then it's killed. Symptoms: high load of the box, rewrite core files.

Impact

Portal Access is temporarily unavailable. Core file for 'rewrite' process is generated.

Conditions

This happens in a very rare situation when flash files were produced with specification violations. Specifically, list of objects within tag DefineSprite is not terminated with tag End while it always should be terminated this way.

Workaround

None

Fix Information

Portal Access no longer crashes when rewriting some incorrect Adobe Flash files.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips