Bug ID 675775: TMM crashes inside dynamic ACL building session db callback

Last Modified: Sep 13, 2023

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

Known Affected Versions:
12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3

Fixed In:
14.0.0, 13.1.0.6, 12.1.3.4

Opened: Jul 26, 2017

Severity: 3-Major

Symptoms

Race condition between PPP tunnel close and Session expired happening on different TMM almost at the same time may cause TMM restart in dynamic ACL building session db callback.

Impact

Traffic disrupted while tmm restarts.

Conditions

Race condition between PPP tunnel close and Session expired happening on different TMM almost at the same time.

Workaround

None

Fix Information

Guard against NULL pointer dereference for dynamic ACL build.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips