What is CVE-2022-35895?

CVE-2022-35895 is a vulnerability discovered in Insyde InsydeH2O with kernel 5.0 through 5.5 that allows for memory corruption and possible arbitrary code execution.

How does CVE-2022-35895 affect Insyde InsydeH2O?

CVE-2022-35895 affects Insyde InsydeH2O versions 5.0 through 5.5.

What is the severity of CVE-2022-35895?

The severity of CVE-2022-35895 is high with a CVSS score of 8.2.

How can the CVE-2022-35895 vulnerability be fixed?

To fix the CVE-2022-35895 vulnerability, update Insyde InsydeH2O to a version that is not affected by the vulnerability.

Where can I find more information about CVE-2022-35895?

You can find more information about CVE-2022-35895 at the following references: [Reference 1](https://binarly.io/advisories/BRLY-2022-024/index.html), [Reference 2](https://www.insyde.com/security-pledge), [Reference 3](https://www.insyde.com/security-pledge/SA-2022033).

Vulnerability/
CVE-2022-35895

high

8.2

CWE

787

21/9/2022

3/8/2024

CVE-2022-35895

First published: Wed Sep 21 2022(Updated: )

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The FwBlockSericceSmm driver does not properly validate input parameters for a software SMI routine, leading to memory corruption of arbitrary addresses including SMRAM, and possible arbitrary code execution.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Insyde InsydeH2O	>=5.0<05.09.37
Insyde InsydeH2O	>=5.1<05.17.37
Insyde InsydeH2O	>=5.2<05.27.29
Insyde InsydeH2O	>=5.3<05.36.29
Insyde InsydeH2O	>=5.4<05.44.29
Insyde InsydeH2O	>=5.5<05.52.29

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Frequently Asked Questions

What is CVE-2022-35895?
CVE-2022-35895 is a vulnerability discovered in Insyde InsydeH2O with kernel 5.0 through 5.5 that allows for memory corruption and possible arbitrary code execution.
How does CVE-2022-35895 affect Insyde InsydeH2O?
CVE-2022-35895 affects Insyde InsydeH2O versions 5.0 through 5.5.
What is the severity of CVE-2022-35895?
The severity of CVE-2022-35895 is high with a CVSS score of 8.2.
How can the CVE-2022-35895 vulnerability be fixed?
To fix the CVE-2022-35895 vulnerability, update Insyde InsydeH2O to a version that is not affected by the vulnerability.
Where can I find more information about CVE-2022-35895?
You can find more information about CVE-2022-35895 at the following references: [Reference 1](https://binarly.io/advisories/BRLY-2022-024/index.html), [Reference 2](https://www.insyde.com/security-pledge), [Reference 3](https://www.insyde.com/security-pledge/SA-2022033).

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vendor/insyde
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version/insyde insydeh2o/5.0
version/insyde insydeh2o/5.1
version/insyde insydeh2o/5.2
version/insyde insydeh2o/5.3
version/insyde insydeh2o/5.4
version/insyde insydeh2o/5.5

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