CVE-2021-46791: Input Validation
First published: Tue Jan 10 2023(Updated: )
Insufficient input validation during parsing of the System Management Mode (SMM) binary may allow a maliciously crafted SMM executable binary to corrupt Dynamic Root of Trust for Measurement (DRTM) user application memory that may result in a potential denial of service.
Credit: psirt@amd.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Amd Milanpi Firmware | <1.0.0.3 | |
| Amd Milanpi |
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Frequently Asked Questions
What is CVE-2021-46791?
CVE-2021-46791 is a vulnerability that allows a maliciously crafted System Management Mode (SMM) binary to corrupt Dynamic Root of Trust for Measurement (DRTM) user application memory, potentially resulting in a denial of service.
What software is affected by CVE-2021-46791?
The Amd Milanpi Firmware version up to 1.0.0.3 is affected by CVE-2021-46791.
How severe is CVE-2021-46791?
CVE-2021-46791 has a severity rating of medium (5.5).
How can I fix CVE-2021-46791?
To fix CVE-2021-46791, update your Amd Milanpi Firmware to a version that is not vulnerable.
Where can I find more information about CVE-2021-46791?
You can find more information about CVE-2021-46791 in the AMD Product Security Bulletin: [https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032](https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032)
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