Bug ID 700320: tmm core under stress when BADOS configured and attack signatures enabled

Last Modified: Jul 12, 2023

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

Known Affected Versions:
13.1.0, 13.1.0.1

Fixed In:
14.0.0, 13.1.0.2

Opened: Dec 31, 2017

Severity: 2-Critical

Symptoms

Tmm core under stress. Note: This issue has a very low probability of occurring.

Impact

Traffic disrupted while tmm restarts.

Conditions

-- Out of memory. -- BADOS configured. -- Attack signatures enabled.

Workaround

None, except to not configure attack signatures.

Fix Information

Added protection for the case when context adm_filters allocation is failed.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips