Last Modified: Jul 18, 2026
Affected Product(s):
BIG-IP APM
Known Affected Versions:
11.5.1, 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, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10
Fixed In:
11.6.0
Opened: Jul 29, 2014 Severity: 2-Critical
1. possible buffer overflow when session var CookieClientData is >8K 2. inappropriate use of mc_get_session_var in agent that may cause apd crash 3. per-request memory leak of cookies struct
apd might crash apd might leak memory per-request
1. session variable CookieClientData is > 8K 2. apd may crash unexpectedly when HTTP Auth agent cannot get session variable 3. When HTTP Auth agent is configured for an Access Policy apd might leak memory per-request
None
After fix, there is no memory leak in HTTP Auth agent, and it would not crash in HTTP Auth agent