CVE-2022-33986 Vulnerability Details

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CVE-2022-33986 Metadata Quick Info

CVE Published: 14/11/2022 | CVE Updated: 03/08/2024 | CVE Year: 2022
Source: mitre | Vendor: n/a | Product: n/a
Status : PUBLISHED

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CVE-2022-33986 Description

DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI handler could lead to a TOCTOU attack. DMA attacks on the parameter buffer used by the software SMI handler used by the driver VariableRuntimeDxe could lead to a TOCTOU attack on the SMI handler and lead to corruption of SMRAM. This issue was discovered by Insyde engineering during a security review. This issue is fixed in Kernel 5.4: 05.44.23 and Kernel 5.5: 05.52.23. CWE-367 CWE-367 Report at: https://www.insyde.com/security-pledge/SA-2022056

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

l➤ Exploitability Metrics:
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    Privileges Required (PR)*
    User Interaction (UI)*
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l➤ Impact Metrics:
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    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: n/a
Source: n/a

Common Attack Pattern Enumeration and Classification (CAPEC)

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Source: NVD (National Vulnerability Database).