TITLE: HP Z240 and Z238 series Workstation System BIOS
VERSION: 01.85 REV: A PASS: 1
DESCRIPTION:
This package contains the System BIOS image and flash utilities for the HP
Z240/Z238 series Workstations. These utilities can be used to restore or update
the System BIOS. System BIOS is independent of the Operating System.
PURPOSE: Critical
SOFTPAQ NUMBER: sp144522
SOFTPAQ FILE NAME: sp144522.exe
SOFTPAQ MD5: a4ab5c3f86afa4185cc1518171aac070
SUPERSEDES: sp140257
EFFECTIVE DATE: January 10, 2023
CATEGORY: BIOS
SSM SUPPORTED: Yes

PRODUCT TYPE(S):
Workstations
HARDWARE PRODUCT MODEL(S):
HP Z240 Tower Workstation
HP Z240 SFF Workstation
HP Z238 Microtower Workstation

OPERATING SYSTEM(S):
Microsoft Windows 10 64
Microsoft Windows 10 All Editions (64-bit)
Microsoft Windows 11
Microsoft Windows 7 Enterprise 32 Edition
Microsoft Windows 7 Enterprise 64 Edition
Microsoft Windows 7 Home Basic 32 Edition
Microsoft Windows 7 Home Basic 64 Edition
Microsoft Windows 7 Home Premium 32 Edition
Microsoft Windows 7 Home Premium 64 Edition
Microsoft Windows 7 Professional 32 Edition
Microsoft Windows 7 Professional 64 Edition
Microsoft Windows 7 Starter 32 Edition
Microsoft Windows 7 Ultimate 32 Edition
Microsoft Windows 7 Ultimate 64 Edition
Microsoft Windows 8.1 64 Bit

LANGUAGE(S): Global

DEVICES SUPPORTED:


ENHANCEMENTS:
Includes enhancements to mitigate security vulnerabilities CVE-2022-27538,
CVE-2022-31635, CVE-2022-31636, CVE-2022-31637, CVE-2022-31638, CVE-2022-31639,
CVE-2022-37018, CVE-2022-26837, CVE-2022-31640, CVE-2022-31641, CVE-2022-31642.

HP strongly recommends promptly transitioning to this updated BIOS version.

TPM2.0 PCR0 = A84D22BA8F9D3493C4623104813BFB82B1D5B467

TPM1.2 PCR0 = 33354A926DF62AC968799230B053B8DB0CA128DB96C4AB6BEFDFF2387F0E9B24
PREREQUISITES: NONE
HOW TO USE:
1. Download the file by clicking the "Download" or "Obtain Software" button and
saving the file to a folder on your hard drive (make a note of the folder where
the downloaded file is saved). 2. Double-click the downloaded file and follow
the on-screen instructions to unpack the files to C:\SWSETUP\SP144522. 3. Select
"Launch HPBIOSUPDREC" under "Windows BIOS Flashing". Alternatively, the BIOS
binary file is located in the following directory:
C:\SWSETUP\SP144522\HPBIOSUPDREC\N51_0185.bin 4. Copy the binary from
C:\SWSETUP\SP144522\HPBIOSUPDREC\N51_0185.bin to the following directory on the
USB key: [Drive Letter:] 5. Insert the USB key into the workstation that is to
be updated and reboot or boot the unit to the Startup menu by pressing Esc
during POST (before the OS loads). 6. Use the arrow keys to select the "Flash
System Bios" option. Follow the prompts to update the BIOS.

Copyright (c) 2023 HP Development Company, L.P.