Bug ID 489217: "cipher" memory can leak

Last Modified: Oct 16, 2023

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

Known Affected Versions:
11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.2.1, 11.4.1, 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0, 11.6.1 HF1

Opened: Nov 07, 2014

Severity: 2-Critical

Symptoms

When performing SSL handshakes, memory usage can increase. Examining "cipher" memory in the "memory_usage_stat" may show large amounts of "cipher"memory allocated.

Impact

Memory usage increases until no more memory is available.

Conditions

BIG-IP performing SSL handshakes.

Workaround

None

Fix Information

"cipher" memory no longer leaks.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips