CVEvulnerability
CVE-2021-26333
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-09-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.9 MEDIUM — AV:L/AC:L/Au:N/C:C/I:N/A:N
- Weaknesses
- CWE-200, CWE-909
Description
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.
Affected configurations
• amd chipset driver (< 3.08.17.735)
• amd psp driver (< 5.17.0.0)
Related
References
- http://packetstormsecurity.com/files/164202/AMD-Chipset-Driver-Information-Disclosure-Memory-Leak.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2021/Sep/24 Mailing List, Third Party Advisory
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1009 Vendor Advisory
- http://packetstormsecurity.com/files/164202/AMD-Chipset-Driver-Information-Disclosure-Memory-Leak.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2021/Sep/24 Mailing List, Third Party Advisory
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1009 Vendor Advisory