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An issue was discovered in NvmExpressDxe in Insyde...

Critical severity Unreviewed Published Feb 9, 2022 to the GitHub Advisory Database • Updated Feb 3, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

An issue was discovered in NvmExpressDxe in Insyde InsydeH2O with kernel 5.1 through 5.5. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

References

Published by the National Vulnerability Database Feb 3, 2022
Published to the GitHub Advisory Database Feb 9, 2022
Last updated Feb 3, 2023

Severity

Critical

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(23rd percentile)

Weaknesses

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Learn more on MITRE.

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer. Learn more on MITRE.

CVE ID

CVE-2022-24031

GHSA ID

GHSA-2r3f-c2cg-qfw6

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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