Support menu
Support Home
Products
Printer Support
Computer Support
Poly Collaboration Devices
All
Software and Drivers
Diagnostics
Printer Diagonostic Tools
Computer Diagnostic Tools
Windows Support
Print and Scan Doctor
HP PC Hardware Diagnostics
Contact Us
Business Support
Poly Collaboration Devices
Create a new case
Find an existing case
Manage contracts and warranties
Register an account
MyHPSupport Help
Security Bulletins
*Login Required
My HP Account
Support Dashboard
HP Account benefits
1
Go back
Bulletins and Alerts for HP t640 Thin Client (5RL91AV)
Select a category
All categories
Security Bulletin
Customer Advisory
Title
Severity
Category
Updated on
Certain HP PC BIOS Logo Vulnerabilities
High
Security Bulletin
Jun 28, 2024
Intel® Wireless Bluetooth August 2020 Security Updates
High
Security Bulletin
Jun 28, 2024
Intel® Wireless Bluetooth® November 2020 Security Update
Critical
Security Bulletin
Jun 28, 2024
Intel® PROSet/Wireless WiFi Software November 2020 Security Updates
High
Security Bulletin
Jun 28, 2024
AMD® SMM Callout Privilege Escalation
High
Security Bulletin
Jun 27, 2024
HP Support Assistant Weak ACL and DLL Loading Vulnerability
High
Security Bulletin
Jun 27, 2024
GRUB2 Bootloader Arbitrary Code Execution
High
Security Bulletin
Jun 26, 2024
Intel® PROSet/Wireless WiFi, Intel vPro® CSME WiFi and Killer™ WiFi May 2021 Security Updates
Medium
Security Bulletin
Jun 25, 2024
Intel® PROSet/Wireless WiFi Driver June 2021 Security Update
Low
Security Bulletin
Jun 25, 2024
Intel® PROSet/Wireless WiFi and Killer™ WiFi November 2021 Security Updates
High
Security Bulletin
Jun 25, 2024
Multiple vulnerabilities in HP Support Assistant
High
Security Bulletin
Jun 24, 2024
AMD® Graphics Driver November 2021 Security Updates
High
Security Bulletin
Jun 24, 2024
AMI UEFI Firmware March 2022 Security Updates
High
Security Bulletin
Jun 24, 2024
Intel PROSet/Wireless WiFi and Bluetooth May 2024 Security Update
High
Security Bulletin
Jun 17, 2024
Intel Wireless Wi-Fi February 2022 Security Update
High
Security Bulletin
May 27, 2024
Intel® PROSet/Wireless WiFi and Killer™ Driver February 2021 Security Update
Medium
Security Bulletin
May 27, 2024
Intel® Wireless Bluetooth® and Killer™ Bluetooth® February 2022 Security Updates
Medium
Security Bulletin
May 27, 2024
Privilege escalation in HP Support Assistant
High
Security Bulletin
May 27, 2024
AMD® Chipset Driver September 2021 Security Update
Medium
Security Bulletin
May 27, 2024
Intel® PROSet/Wireless WiFi and Killer™ WiFi August 2022 Security Update
High
Security Bulletin
May 27, 2024
Intel® Wireless Bluetooth® and Killer™ Bluetooth® August 2022 Security Update
High
Security Bulletin
May 27, 2024
HP UEFI Firmware February 2022 Security Updates
High
Security Bulletin
May 24, 2024
Privilege escalation via HPSFViewer
High
Security Bulletin
May 24, 2024
Intel® PROSet/Wireless WiFi, Intel vPro® CSME WiFi, and Killer™ WiFi November 2022 Security Update
Medium
Security Bulletin
May 24, 2024
Realtek HD Audio Driver December 2022 Security Update
Medium
Security Bulletin
May 24, 2024
AMI UEFI Firmware December 2022 Security Update (TOCTOU)
High
Security Bulletin
May 22, 2024
HP ThinUpdate - Improper Certificate Validation
Medium
Security Bulletin
May 21, 2024
Intel® PROSet/Wireless WiFi and Killer™ WiFi August 2023 Security Update
High
Security Bulletin
May 21, 2024
HP Support Assistant DLL Loading Vulnerability
Medium
Security Bulletin
May 17, 2024
Intel Platform System BIOS Security Updates
High
Security Bulletin
May 16, 2024
Intel® PROSet/Wireless and Killer™ Wi-Fi Software February 2024 Security Update
High
Security Bulletin
May 16, 2024
AMI UEFI Firmware January 2024 EDK II Reference Vulnerabilities
High
Security Bulletin
May 16, 2024
HP Software Packages (SoftPaqs) – Potential Escalation of Privilege
High
Security Bulletin
May 15, 2024
HP Print and Scan Doctor for Windows - Potential Escalation of Privilege
High
Security Bulletin
May 15, 2024
HP Support Assistant Escalation of Privilege Vulnerability
High
Security Bulletin
May 10, 2024
HP Print and Scan Doctor - Local Elevation of Privilege
High
Security Bulletin
May 2, 2024
HP SoftPaq Installer Vulnerability
High
Security Bulletin
May 2, 2024
HP Thin Client with ThinPro OS, running Linux, Local Elevated Privileges
High
Security Bulletin
May 2, 2024
HP ThinPro 7.1 - No or reduced audio output when using a USB headset
---
Customer Advisory
Jun 18, 2021
HPSBHF03718 rev. 3 - Intel® PROSet/Wireless WiFi and Killer™ Driver February 2021 Security Update
---
Security Bulletin
May 25, 2021
HPSBHF03700 rev. 1 - Intel® Wireless Bluetooth® November 2020 Security Update
---
Security Bulletin
Nov 10, 2020
HP PCs - HP PC Hardware Diagnostics (UEFI) Version 7.6.0.0 Release Notification
---
Customer Advisory
Jun 1, 2020
HPSBHF03642 rev. 2 - HP ThinPro Linux Information Disclosure and Privilege Escalation
---
Security Bulletin
Nov 20, 2019
HPSBHF03557 rev. 1 - Intel Active Management Technology, Intel Small Business Technology, and Intel Standard Manageability Remote Privilege Escalation
---
Security Bulletin
May 4, 2017
Welcome to the product support page!
HP t640 Thin Client (5RL91AV)
Enter your serial number to check your warranty status
This product cannot be identified using the serial number alone. Please provide a product number in the field below:
Typical locations you may find a serial number on your product:
Back of product
Under the battery
For laptops, press Fn + Esc
For desktops, press Ctrl + Alt + s
For Chromebooks, on the sign in screen, press Alt + v
On the barcode
Learn more
Bulletins and Alerts
Add to your dashboard
Support categories
Troubleshooting
Security & Viruses
Software & Drivers
Setup & User Guides
Product Specifications
Account & Registration
Warranty & Repair
Tools & Diagnostics
Support options
Contact us
Product repair
Communities
Search our knowledge library
Search our knowledge library
What can we help you with?
Search