Release 10.15.2.1
Correlator

PAM-34178
Vulnerable component OpenSSL (1.1.x and 3.0.x).
OpenSSL has been updated to version 3.0.8 to resolve high severity vulnerabilities.
Connectivity and Adapters

PAM-34206
The measurement payload contains null keys.
A regression was introduced in 10.15 when a measurement was received containing multiple fragments/series with multiple "value and unit" entries. NULL keys were generated in the resulting representation. This issue has been fixed.