Symantec Endpoint Protection 14.3.12154.10000 P... May 2026

This report examines Symantec Endpoint Protection (SEP) 14.3 RU10 (build 14.3.12154.10000), a major release update from Broadcom focusing on modern operating system support and enhanced administrative security.  1. Executive Summary  Release Name: 14.3 RU10 Version/Build: 14.3.12154.10000 Release Date: February 3, 2025

7. Performance and resource considerations

• Client resource footprint:

  d. Performance Optimizations

  • Reduced disk I/O during scans.
  • Lower memory footprint for the ccSvcHst.exe service.

  Symantec Endpoint Protection OS | Specs, reviews and EoL info Symantec Endpoint Protection 14.3.12154.10000 P...

  5. Known Issues in This Build (as of release)

  • Mac clients: Network kernel extension approval needed on macOS 12+.
  • Linux: Auto-protect doesn’t work on NFS-mounted volumes.
  • Windows ARM64: Limited support – only emulated x86 protection.
  • Reporting: Some weekly scheduled reports in SEPM show “no data” after upgrade.

  Security & Component Hardening: Multiple third-party components were upgraded to enhance stability and security, including Apache Tomcat, OpenSSL, PHP, and curl. This report examines Symantec Endpoint Protection (SEP) 14