Bug ID 1785145: TMM SIGSEGV core due to NULL check is not handled properly in PEM

Last Modified: Oct 15, 2025

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

Known Affected Versions:
17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2

Fixed In:
17.5.1.3, 17.1.3

Opened: Jan 08, 2025

Severity: 3-Major

Symptoms

TMM crashes while passing PEM traffic

Impact

Traffic disrupted while tmm restarts.

Conditions

A PEM profile is enabled on a virtual server.

Workaround

None

Fix Information

Core will not be seen after the changes.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips