CVE Vulnerability

CVE-2022-33983

DMA transactions which are targeted at input buffers used for the NvmExpressLegacy software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the NvmExpressLegacy driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. This issue was fixed in kernel 5.2: 05.27.25, kernel 5.3: 05.36.25, kernel 5.4: 05.44.25, kernel 5.5: 05.52.25 https://www.insyde.com/security-pledge/SA-2022053

7 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.insyde.com/security-pledge Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022053 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
Information

Published : 2022-11-15 12:15

Updated : 2022-11-18 03:51

NVD link : CVE-2022-33983

Mitre link : CVE-2022-33983

Products Affected
No products.
CWE
CWE-367