CVE-2021-46795
A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.
Published:Jan 10, 2023
Last Modified:Apr 9, 2025
EPS:Jan 10, 2023
EPSS Score:0.0004
CVSS Score:4.7
Affected Products
Vendor
Product
Action
Vendor
Amd
Product
Cezannepi-fp6
Amd
Cezannepi-fp6
Vendor
Amd
Product
Cezannepi-fp6 Firmware
Amd
Cezannepi-fp6 Firmware
Vendor
Amd
Product
Comboam4v2 Pi
Amd
Comboam4v2 Pi
Vendor
Amd
Product
Comboam4v2 Pi Firmware
Amd
Comboam4v2 Pi Firmware
Vendor
Amd
Product
Renoirpi-fp6 Firmware
Amd
Renoirpi-fp6 Firmware
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
