Bug ID 674494: BD memory leak on specific configuration and specific traffic

Last Modified: Jul 18, 2026

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

Known Affected Versions:
12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 13.0.0, 13.0.0 hf1, 13.0.0 hf2, 13.0.0 hf3, 13.0.1

Fixed In:
14.0.0, 13.1.0.2, 13.1.0, 12.1.3.2

Opened: Jul 18, 2017

Severity: 3-Major

Related Article: K77993010

Symptoms

RSS memory of the bd grows.

Impact

Potential memory exhaustion. The kernel might run out of memory and may kill bd, causing traffic disruption.

Conditions

-- Remote logger is configured. -- IP has ignore logging configured. -- Traffic is coming from the ignored logging IP.

Workaround

None.

Fix Information

Freeing up the remote loggers data when deciding not to log remotly.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips