Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP All
Known Affected Versions:
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, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3
Fixed In:
13.1.0
Opened: Oct 25, 2013 Severity: 3-Major Related Article:
K10402225
Install of partial EPSEC file causes mcpd to crash, followed by multiple cores.
mcpd crashes, followed by multiple cores.
-- Attempt to upload a current EPSEC file. -- Upload stalls and appears hung. -- Close the web browser used for uploading epsec. -- Attempt to install the partially uploaded file.
Upload the EPSEC file completely, and try the installation again.
BIG-IP now correctly handles incomplete or failed uploads of EPSEC software updates via the web admin GUI.