CVE Vulnerabilities

CVE-2021-26333

Missing Initialization of Resource

Published: Sep 21, 2021 | Modified: Apr 26, 2022
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
4.9 MEDIUM
AV:L/AC:L/Au:N/C:C/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

An information disclosure vulnerability exists in AMD Platform Security Processor (PSP) chipset driver. The discretionary access control list (DACL) may allow low privileged users to open a handle and send requests to the driver resulting in a potential data leak from uninitialized physical pages.

Weakness

The product does not initialize a critical resource.

Affected Software

Name Vendor Start Version End Version
Chipset_driver Amd * 3.08.17.735 (excluding)
Psp_driver Amd * 5.17.0.0 (excluding)

Potential Mitigations

References