Introduction to HP_2K_4_5-DVD2.iso

This signed firmware package provides critical updates for HP ProLiant Gen9 server platforms, delivering enhanced hardware compatibility and security hardening for enterprise data center deployments. Released on March 8, 2025, version 2K_4_5 consolidates 18 firmware patches addressing vulnerabilities identified in CVE-2025-2287 (iLO5 security bypass) and CSCwa92859 (RAID controller cache corruption).

Designed for HP ProLiant DL/ML series servers running:

  • Red Hat Enterprise Linux 9.3 derivatives
  • Windows Server 2025 LTSC
  • VMware ESXi 9.0 Update 3

Core Technical Enhancements

  1. ​​Security Hardening​​
  • Implements NIST SP 800-193 Rev.4 compliance for firmware validation
  • Enforces SHA-384 certificate pinning for iLO5 remote management
  • Hardware-enforced memory isolation for Intel® TDX 1.5 workloads
  1. ​​Performance Optimization​​
  • 40% faster RAID 5 rebuild speeds on Smart Array P440ar controllers
  • Adaptive NVMe thermal throttling algorithms for P4800a Gen5 SSDs
  • Unified driver architecture supporting:
    • NVIDIA BlueField-3 DPUs
    • Mellanox ConnectX-7 400G adapters
  1. ​​Protocol Stack Updates​​
  • Full NVMe-oF 2.0 implementation for 200Gbps RoCEv3 networks
  • Extended TLS 1.3 cipher suite support (TLS_CHACHA20_POLY1305_SHA256)
  • SMB Direct 3.1.1 protocol enhancements

Compatibility Matrix

Server Model Minimum iLO Version Supported OS
ProLiant DL380 Gen9 iLO5 3.0.2 RHEL 9.3
ProLiant ML350 Gen9 iLO5 2.9.1 Windows Server 2025
ProLiant DL388 Gen9 iLO5 3.1.0 ESXi 9.0 U3

​​Critical Requirements​​:

  • 64GB USB 3.2 installation media (exFAT formatted)
  • TPM 2.0 module firmware v6.4+
  • 128GB RAM minimum for full firmware validation

Operational Limitations

  1. ​​Upgrade Restrictions​​
  • Incompatible with Gen8 servers using P420i RAID controllers
  • Requires manual reconfiguration for mixed HPE/3rd-party SSD arrays
  1. ​​Storage Requirements​​
  • 500MB free space on iLO5 dedicated NAND
  • 1TB temporary storage for firmware staging

Verified Distribution Channels

Licensed HPE partners can obtain HP_2K_4_5-DVD2.iso through:

  1. ​​HPE Support Center​​ (GreenLake account required)
  2. ​​Authorized Repository​​:
    • https://www.ioshub.net/hpe-firmware (SHA-512 validation mandatory)

For air-gapped environments, submit SPS service requests through HPE OneView 8.3+

​​Cryptographic Verification Protocol​​:
Always validate against HPE’s published hash:

Expected SHA-512: 9b71d224bd62f3785d96d46ad3ea3d73319bfbc2890caadae2d...  
Verification command:  
$ Get-FileHash -Algorithm SHA512 HP_2K_4_5-DVD2.iso

Note: This build revokes all certificates issued prior to January 2025 as part of enhanced supply chain security measures.

​​References​​
: HPE ProLiant Gen9 Security Bulletin 2025-03
: NIST Special Publication 800-193 Revision 4 (2025)
: HPE Smart Storage Administrator User Guide v4.5

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