Bug ID 1089829: PEM A112 15.1.5.0.69.10 - Constant SIGSEGV cores on both peers

Last Modified: Sep 29, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP PEM(all modules)

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7

Opened: Mar 24, 2022
Severity: 3-Major

Symptoms

SIGSEGV tmm cores with back trace in PEM area. "pem_sessiondump --list" command will show session with custom attribute name as empty/NULL.

Impact

Traffic disrupted while tmm restarts.

Conditions

Setting pem session custom attribute value with length more than (1024- attribute name length).

Workaround

In the iRule, make sure the custom attribute value size + custom attribute name length is not more than 1024.

Fix Information

None

Behavior Change