CVE-2021-46779: Input Validation
First published: Tue Jan 10 2023(Updated: )
Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.
Credit: psirt@amd.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Amd Romepi Firmware | <1.0.0.c | |
| Amd Romepi | ||
| Amd Milanpi Firmware | <1.0.0.4 | |
| Amd Milanpi | ||
| Amd Naplespi Firmware | <1.0.0.g | |
| Amd Naplespi |
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Frequently Asked Questions
What is CVE-2021-46779?
CVE-2021-46779 is a vulnerability that allows an attacker to corrupt ASP (AMD Secure Processor) OS memory, potentially leading to loss of integrity and availability.
What is the severity of CVE-2021-46779?
CVE-2021-46779 has a severity rating of 7.1 (high).
Which software is affected by CVE-2021-46779?
AMD Romepi Firmware versions up to exclusive 1.0.0.c, AMD Milanpi Firmware versions up to exclusive 1.0.0.4, and AMD Naplespi Firmware versions up to exclusive 1.0.0.g are affected by CVE-2021-46779.
How can an attacker exploit CVE-2021-46779?
An attacker can exploit CVE-2021-46779 through a compromised user application or ABL by manipulating the SVC_ECC_PRIMITIVE system call to corrupt ASP OS memory.
Is AMD Romepi, AMD Milanpi, or AMD Naplespi vulnerable to CVE-2021-46779?
AMD Romepi, AMD Milanpi, and AMD Naplespi are not vulnerable to CVE-2021-46779.
How can I fix CVE-2021-46779?
To fix CVE-2021-46779, it is recommended to apply the necessary firmware updates provided by AMD.
Where can I find more information about CVE-2021-46779?
More information about CVE-2021-46779 can be found on the AMD Product Security Bulletin at https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032.
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- canonical/amd romepi
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- canonical/amd milanpi
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- canonical/amd naplespi