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N51 System Firmware (BIOS) Family - Revision History

EFI Specification Revision: 2.4

 

Models supported

 

History

Version 1.82

 

Includes enhancements to mitigate security vulnerabilities CVE-2020-8670, CVE-2020-12357, and CVE-2020-24512.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel processor microcode to 0xEA for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0xEA for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

 

TPM2.0 PCR0 = 0E81DBA4C6BF33E849919DD6AF19BFF4C2DAE96774DE721810242DF3DFE8A150

TPM1.2 PCR0 = 79CD4B64356243926E46A9207A95F349BB5B6D85

Version 1.81

 

Includes enhancements to mitigate security vulnerabilities CVE-2020-0593, CVE-2020-6929, CVE-2020-8694, CVE-2020-8695, and CVE-2020-8696.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel processor microcode to 0xE2 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0xDE for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Updates Intel reference code to v4.1.1.5.

 

TPM2.0 PCR0 = 529DD41AE381C61579B9D261E1976A230426B16D54F0C9E24F3A2A610148D6D6

TPM1.2 PCR0 = 16CEF9A862A67FA3CAAB94F0556BA7E2C9EE2A79

Version 1.80

 

Includes enhancements to mitigate security vulnerabilities CVE-2020-0543, CVE-2020-0548, and CVE-2020-0549.

Updates Intel processor microcode to 0xDC for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0xD6 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

 

TPM2.0 PCR0 = 533620A5EE6BC12BFDB9EACAB122119A40742B9FB568EB4733E55F24C071818D

TPM1.2 PCR0 = 0101B84D0FEDE7FF1FD824A1ED910855CC7B3B73

Version 1.79

 

Includes enhancements to mitigate security vulnerabilities CVE-2020-0528.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel reference code to v4.1.1.4.

Adds F10 and WMI option to select SHA-1 or SHA-256 with TPM 2.0 enabled.

 

TPM2.0 PCR0 = 896ED92D731924404DD6737632FB242251592A87C694C1D9708F7D40FBD50AFF

TPM1.2 PCR0 = B4BA811CFA8DC2E87C6F2F6C0DFDB88A8445E319

Version 1.78

 

Includes enhancements to mitigate security vulnerabilities CVE-2019-0117, CVE-2019-0123, CVE-2019-0124, CVE-2019-0151, CVE-2019-0154, CVE-2019-0184, CVE-2019-0185, and CVE-2019-11135.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel processor microcode to 0xD4 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0xC6 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Updates Intel TXT BIOS ACM to v1.6.

Fixes an issue where system would not boot or would experience extended boot times with certain USB keyboards.

 

TPM2.0 PCR0 = D7DE9ADCFD9EC955A2CAEC08FAB6749DD15815B45542DB13AC0A 7C0E691BA13F (SHA256)

TPM1.2 PCR0 = 1F34FE49980B4B0C1499CD63C9FBA3428B3C83D9 (SHA1)

 

Version 1.77

 

Includes enhancement to address security vulnerability PSR-2019-0138.

HP strongly recommends promptly transitioning to this updated BIOS version.

 

TPM2.0 PCR0 = CEEAF0B721ED982ACDEE2A6BB112CCA723919F863EBA8BF70AE430E657B710F1 (SHA256)

TPM1.2 PCR0 = E19AE158AAEE45E1743F9745D798D8A2E50FAB85 (SHA1)

Version 1.76

 

Includes enhancements to mitigate security vulnerabilities CVE-2018-6622, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, and CVE-2019-11091.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel processor microcode to 0xCC for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0xB4 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Updates SIO firmware to v4.13.28.

Fixes an issue where system would not enter F10 Setup menu with certain PS/2 keyboards.

Fixes an issue where system would experience a 3.2 beep code and fail to boot after removing PCIe cards in certain configurations.

 

TPM2.0 PCR0 = FC31F00F0661B81700C19888B6735A3E56DA000675F6719E24F593EAA1E0DB00 (SHA256)

TPM1.2 PCR0 = 21EEBD35C1D073755A63F5576EB41989F4161B2F (SHA1)

Version 1.74

 

Includes enhancement to mitigate Intel Security Advisory SA-00159, Incorrect handling of memory types may allow bypassing System Management Mode (SMM) protection.

Includes enhancements to mitigate security vulnerabilities CVE-2018-12201, CVE-2018-12202, CVE-2018-12203, CVE-2018-12204, and CVE-2018-12205.

Enhances the EDK II PI SMM infrastructure to mitigate a potential vulnerability.

HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel processor microcode to 0x9A for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Adds support for Linux BIOS tools Version 3.

Fixes an issue where serial ports may not work properly after resuming from S3.

Fixes an issue resulting in no display output after applying factory defaults with certain dual graphics configurations.

 

TPM2.0 PCR0 = 78140B29F1C135107A29FB3148E85844BB9B2AF622686C0092A889336F8D2841 (SHA256)

TPM1.2 PCR0 = DF74AE44EA506A4EAA18562C2432580356C5A423 (SHA1)

Version 1.72

 

Adds “Accelerate USB Enumeration” option in F10 Setup and WMI to avoid extended boot time for certain USB devices.

 

TPM2.0 PCR0 = E4AE1228FE420B627A7B356298367E109DFDC9D675262A4781CA45E85B0B46B1 (SHA256)

TPM1.2 PCR0 = 9300D46845CEAC01350525C42A72060EB3BA54A2 (SHA1)

 

Version 1.71

 

Updates Intel processor microcode to 0xC6 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Includes enhancement to mitigate CVE-2018-3639 and CVE-2018-3640  for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

 

 

TPM2.0 PCR0 = F9C6FB50346141649D3DE5D259B317CF18A24D07A6CAB21AE0F9DAF4BB6B93A9 (SHA256)

TPM1.2 PCR0 = EBD4A531552942750DD981E225B453FACFAD4C8D (SHA1)

 

Version 1.70

 

Updates Intel processor microcode to 0x8E for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Includes enhancement to mitigate CVE-2018-3639 and CVE-2018-3640 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Adds NTFS driver support to enable the HP Cloud Recovery Download Tool.

 

TPM2.0 PCR0 = 0EFA1C0578454459BA35572A90C22B601C0EDF3321C5DE6BE35BF160FCA05938 (SHA256)

TPM1.2 PCR0 = 77060BA92272E803F40B88FEC3AF2B4DB579D899 (SHA1)

 

Version 1.68

 

Updates Intel GOP driver to v9.0.1052.

Updates UEFI Diagnostics to v1.23.

HP strongly recommends promptly transitioning to this updated BIOS version.

Enhances “Early PCIe Delay” functionality to accommodate devices requiring additional PCIe delay.

Fixes an issue where system would not display when using certain projectors in some integrated graphics configurations.

Fixes an issue where system would not boot with certain USB device installed.

Fixes an issue where system would experience a 3.3 beep code when attempting to boot with certain graphics cards with Option ROM policy set to All UEFI.

Fixes an issue where system would take excessive time to boot with certain USB imaging devices installed.

 

TPM2.0 PCR0 = A911D953D8DBC4A061931C48322C5D2906A058E372EBA12E5637B46F31F967D9 (SHA256)

TPM1.2 PCR0 = 9A3A0835BCF453B762094A93D9449F29C134A9EF (SHA1)

 

Version 1.67

 

Updates Intel processor microcode to 0xC2 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0x84 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Includes enhancement to mitigate CVE-2017-5715. HP strongly recommends promptly transitioning to this updated BIOS version.

 

TPM2.0 PCR0 = EDCF750B2F5710F6E483B6B46BC00151FE219CE71EB316832F4E5097508EF9D7 (SHA256)

TPM1.2 PCR0 = FB9A61069B0748EA53D0A4BE1F79D8BBBBF60AC0 (SHA1)

Version 1.66

 

Reverts Intel processor microcode to 0xBA for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Reverts Intel processor microcode to 0x5E for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Fixes an issue where system would not boot with certain Ethernet Server Adapters configured for iSCSI boot.

 

TPM2.0 PCR0 = 52DD9406F7C6B8B49D4B71E9D6194A5FE7541F131EACDCDB84A30FA194F89733 (SHA256)

TPM1.2 PCR0 = 38F63BA87EF6E082F1AF0308F6FB089639D471CE (SHA1)

Version 1.65

 

Updates Intel processor microcode to 0xC2 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0x80 for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

 

TPM2.0 PCR0 = 77164FD53080C74CB65488D62ADCF642B1E0BD6EEB19660A1CE897B345D25633 (SHA256)

TPM1.2 PCR0 = F13B96E63CA5F361556CB8B0B40738653704AC1F (SHA1)

 

Version 1.63

 

Improves security of UEFI code and variables. (Vulnerabilities to be disclosed as HP PSR-2017-0123 and HP PSR-2017-0134). HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel reference code to v4.1.0.8.

Updates PXE OROM to v1.12.

Updates UEFI LAN driver v0.0.17.

Adds F10 Setup and WMI option to disable individual UEFI boot devices.

Adds certain Linux boot paths.

Fixes an issue where system could incorrectly report a POST error (90D-System Temperature).

 

 

TPM2.0 PCR0 = 3C2FEEEA57821A438E6FC6EEF7E2C3473F2099532DD6D9454284E34FC5A48A5D (SHA256)

TPM1.2 PCR0 = BF465D3BE1D47250FC031DAB516B36C36D44109C (SHA1)

 

Version 1.60

 

Adds UEFI NX Protection support

 

TPM2.0 PCR0 = F84879BBC3D6BF7D6DD0940FE6F3F06777F1C3F15B1663EC1C8772C9A8D39568 (SHA256)

TPM1.2 PCR0 = 500A9316821B3B2126DBF22D3F269F10EF2EAE7D (SHA1)

 

Version 1.58

 

Improves security of UEFI code and variables. HP strongly recommends promptly transitioning to this updated BIOS version.

Displays warning message for systems where Intel Active Management Technology (AMT) is provisioned and ME FW version is susceptible to escalation of privilege vulnerability (CVE-2017-5689, INTEL-SA-00075).

Updates Intel reference code to v4.1.0.4.

Updates Intel processor microcode to 0xBA for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates Intel processor microcode to 0x5E for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Updates RAID OROM to v15.5.0.2875.

Hides HyperThreading, Turbo Boost and TXT options in WMI for processors that do not support these features.

Fixes an issue where system would hang when PCI card with invalid PCI ROM size is installed.

Fixes an issue where WMI BIOS calls could fail in certain situations.

Fixes an issue where system boots extremely slowly or keyboard is unresponsive while booting with certain keyboards connected via KVM switch.

Fixes an issue where URL to HP PC Hardware Diagnostics (hp.com/go/techcenter/PCDiags) is missing in F2 Diagnostics menu.

Fixes an issue where system could hang after using Reboot command when booting from USB Linux OS.

Fixes an issue where a black bar appears on bottom of page when DriveLock password is entered incorrectly 3 times and enter is pressed.

 

TPM2.0 PCR0 = 804B5C120CF4589DCB9DBF38D58A0EA312A46E197AE0D969D65DB43BF82B1FD4 (SHA256)

TPM1.2 PCR0 = B4DD17208E3C78C956C880F81D01774132B10531 (SHA1)

 

Version 1.54

 

Updates Intel reference code to v4.1.0.2.

Updates Intel processor microcode to 0xA0 for Intel 6th generation Core processor product family and Intel Xeon processor E3-1200 v5 product family.

Updates SIO firmware to v4.13.27.

Updates Intel MEBx to v11.0.0.0010.

Adds Hardware Security Test Interface (HSTI) support.

Adds Windows SMM Security Mitigations Table (WSMT) support.

Adds support for Credential Guard MorLock, revision 2.

Fixes an issue where system could hang after BIOS update in Legacy mode.

Fixes an issue where system could hang with certain USB devices attached.

Fixes an issue where TPM lockout counter would increment unexpectedly when entering F10 Setup (TPM 2.0 only).

Fixes an issue where drive cannot be unlocked with DriveLock Master Password after DriveLock Master Password is entered incorrectly two times.

Fixes an issue where primary graphics will not reset correctly after applying Custom Defaults on systems with discrete graphics.

Fixes an issue where the value of Physical Presence Interface (PPI) setting cannot be restored via Replicated Setup.

Fixes an issue where Serial Ports could be configured to conflict using BIOSConfigUtility.exe.

Fixes an issue where system would not report a POST error after storage change even though Prompt on Fixed Storage Change is set to Enable.

Fixes an issue where the numeric keypad does not function for Secure Boot PPI prompt even though Numlock On At Boot is Enabled.

Fixes an issue where Windows Update attempts to install Synaptics touchpad driver even though touchpad device is not present.

 

TPM2.0 PCR0 = 1BEFE7B0C048BC30966356BD73AAA1ABD70E176C3F768507CABD65B577990F59 (SHA256)

TPM1.2 PCR0 = 96953C154271853057A2183F66AA23E8376ED7D1 (SHA1)

 

Version 1.52

 

Updates PXE OROM to v1.10 to fix an issue where PXE Boot could fail with ME FW v11.6.

Version 1.50

 

Updates Intel reference code to v4.1.0.0.

Updates SIO firmware to v4.13.26.

Adds support for Intel 7th generation Core processor product family and Intel Xeon processor E3-1200 v6 product family.

Improves support for Device Guard compatible add-in cards.

Enables SGX Software Control.

Adds WMI option to enable a delay prior to disabling PCIe ports to provide additional time for PCIe cards to train.

Adds WMI option to force PCIe slots to Gen 2 speeds.

Adds F10 Setup and WMI option to eliminate Physical Presence Prompt (PPI) for certain BIOS setting changes.

Fixes an issue where system would not boot after using some HDD encryption solutions.

Fixes an issue where certain video capture cards were not recognized.

Fixes an issue where certain Intel server adapters would not function properly in certain configurations.

Fixes an issue where system would hang when the HP S230tm external touch display is connected via USB.

Fixes an issue where AMT would not function correctly after being disabled then re-enabled.

Fixes an issue where WMI would incorrectly report Intel Active Management Technology (AMT) as enabled on processors that do not support this feature.

Fixes an issue where processor L2 cache size is reported incorrectly after restoring security defaults.

Fixes an issue where Legacy Option ROM Set-up menu was too small with discrete graphics cards.

 

Version 1.35

 

Fixes an issue where system would not boot after using certain HDD encryption solutions.

Version 1.34

 

Improves security of UEFI code and variables. HP strongly recommends promptly transitioning to this updated BIOS version.

Updates Intel reference code to v3.9.0.1.

Adds support for HP-Repsetup and HP-Flash Linux tools.

Adds ability to mask NVMe SMART threshold errors via F10 and WMI.

Adds F10 Setup and WMI option to eliminate requirement to enter DriveLock password on restart.

Fixes an issue where system would not boot after losing AC power unexpectedly in certain situations.

Fixes an issue where 3rd Party Option ROM Management screen (F3) would not display properly.

Fixes an issue where certain SSD devices were not reported when using UEFI Diagnostics.

Version 1.31

 

Fixes an issue in BIOS 1.29 where the M.2 slot was reported incorrectly in SMBIOS.

Version 1.29

 

Updates Intel processor microcode to 0x9E.

Updates Intel reference code to v3.8.0.4.

Updates Intel VBIOS to v9.0.1041.

Updates Intel GOP driver to v9.0.1047.

Updates Intel MEBx to v11.0.0.0008.

Updates SIO firmware to v4.13.20.

Removes BIOS audio notification (beeping) feature throughout the BIOS update process.

Updates support for Device Guard per Windows 10 RS1 (1607) requirements.

Adds support for S4 Maximum Power Savings.

Adds ability to enable NumLock at Boot in F10 Setup and WMI.

Improves behavior, documentation and multi-language support for multiple F10 Setup Options.

Fixes an issue where multiple network cards could not be distinguished in F10 Setup or WMI.

Allows POST power on password to be changed if Admin password is not known.

Fixes an issue where PXE Boot could fail when CD-ROM Boot is disabled in BIOS.

Version 1.27

 

Updates Intel processor microcode to 0x8A.

Updates Intel VBIOS to v9.0.1040.

Includes multiple changes to improve the usability of Serial-Over-LAN menus.

Fixes an issue where system could lose network connection when attempting to boot from network.

Fixes an issue where system with non-UEFI OS would hang with various dual graphics configurations.

Fixes an issue where Slot Option ROM settings would not revert to defaults after clearing CMOS.

Fixes an issue where system would hang when attempting F11 Recovery with two NVMe devices and non-UEFI OS.

Updates support for Device Guard per Windows 10 TH2 (1511) requirements.

Version 1.24

 

Updates Intel processor microcode to 0x88.

Adds support for Intel Core i7-6700K processor.

Adds ability to set Date and Time in F10 Setup.

Adds F10 Setup option to force PCIe slots to Gen 2 speeds.

Adds F10 Setup option to enable a delay prior to disabling PCIe ports to provide additional time for PCIe cards to train.

Adds support for PCIe RAID.

Increases amount of available system memory with 32-bit Operating Systems.

Fixes an issue where system would report a POST error when front audio cable was plugged into an audio card.

Modifies default setting for Wake on LAN to Boot to Hard Drive. 

Fixes an issue where system would hang during boot when using Windows To Go with certain USB flash drives.

Fixes an issue where system would hang at HP logo for an extended time with certain KVM switches connected.

Fixes an issue where system would not display PXE boot message during SOL session.

Fixes an issue where NIC card would not report correctly in F10 Setup boot order menu.

Fixes an issue where some devices were not reported when using UEFI Diagnostics.

Fixes an issue where some devices were not reported in HP Performance Adviser.

 

Version 1.21

 

Updates Intel processor microcode to 0x76.

Updates Intel reference code to v1.8.0.

Updates Intel RAID Option ROM and UEFI driver to v14.8.0.2377.

Updates SIO firmware to v4.12.22.

Includes BIOS support for TPM 2.0 on systems with TPM 2.0 firmware.

Includes changes to improve ability to hot plug Thunderbolt devices.

Fixes an issue where system would not boot with optical media installed.

Fixes an issue where system would halt with 3 beeps/blinks after unplugging monitor.

Fixes an issue where system would not resume from S3 from USB keyboard.

Fixes an issue where Z Turbo Drive NVMe card would not be detected after reboot with RST remapping enabled.

Fixes an issue where remote user was not able to see graphical output when using Serial Over LAN.

Fixes an issue where AMT Storage Redirection would not work.

Fixes an issue where attempting to disable a USB port in F10 would disable the incorrect port.

Fixes an issue where COM port I/O address values in WMI do not match F10 BIOS setup.

Adds basic support for Microsoft Device Guard.

Version 1.12

 

Fixes an issue that could result in abnormally high fan speeds.

Version 1.11

 

Fixes an issue found in the HP SureStart implementation. HP strongly recommends promptly transitioning to this BIOS version.

 

WARNING: Due to security changes, after this BIOS update has been installed, previous BIOS versions cannot be reinstalled.

 

Version 1.10

 

Updates Intel processor microcode to 0x6A.

Adds "Embedded Security Activation Policy" in WMI to allow TPM Activation without physical user presence.

Fixes an issue where the processor may hang or cause unpredictable system behavior under certain complex workload conditions.

 

Version 1.07

 

Updates Intel processor microcode to 0x50.

Updates Intel TXT BIOS ACM to v1.3.

Updates SIO firmware to v4.12.6.

Adds support for Intel SGX.

Adds support for HP Z238 Microtower Workstation.

Includes multiple changes to improve F10 Setup text.

Fixes an issue where system would experience ACPI errors when resuming from S3 with Trusted Boot.

Fixes an issue where certain Intel Pentium and Core i3 processors would report incorrect Thermal Design Power.

Fixes an issue resulting in no display output with dual Nvidia K1200 graphics cards in certain configurations.

Implements 3.3 beep code if a non-UEFI graphics card is installed with Option ROM Launch Policy set to “All UEFI.”

Hides Turbo Boost option in F10 Setup for processors that do not support Turbo boost.

 

Version 1.02

Initial system firmware (BIOS) version.