All the vulnerabilites related to AMD - 3rd Gen EPYC
cve-2021-46779
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen EPYC | |
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2023-20527
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen EPYC | |
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26355
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential denial-of-service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2022-23813
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 03:51
Severity ?
EPSS score ?
Summary
The software interfaces to ASP and SMU may not enforce the SNP memory security policy resulting in a potential loss of integrity of guest memory in a confidential compute environment.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-46767
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Insufficient input validation in the ASP may allow an attacker with physical access, unauthorized write access to memory potentially leading to a loss of integrity or denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2022-23814
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 03:51
Severity ?
EPSS score ?
Summary
Failure to validate addresses provided by software to BIOS commands may result in a potential loss of integrity of guest memory in a confidential compute environment.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2021-26398
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient input validation in SYS_KEY_DERIVE 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 arbitrary code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 1st Gen EPYC | |
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26404
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2021-46768
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-39298
Vulnerability from cvelistv5
Published
2022-02-16 16:38
Modified
2024-08-04 02:06
Severity ?
EPSS score ?
Summary
A potential vulnerability in AMD System Management Mode (SMM) interrupt handler may allow an attacker with high privileges to access the SMM resulting in arbitrary code execution which could be used by malicious actors to bypass security mechanisms provided in the UEFI firmware.
References
Impacted products
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cve-2023-20528
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26343
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient validation in ASP BIOS and DRTM commands may allow malicious supervisor x86 software to disclose the contents of sensitive memory which may result in information disclosure.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2023-20531
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2023-20530
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2023-20532
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient input validation in the SMU may allow an attacker to improperly lock resources, potentially resulting in a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26353
Vulnerability from cvelistv5
Published
2022-05-10 18:33
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Failure to validate inputs in SMM may allow an attacker to create a mishandled error leaving the DRTM UApp in a partially initialized state potentially resulting in loss of memory integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2021-26396
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2023-20529
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient bound checks in the SMU may allow an attacker to update the from/to address space to an invalid value potentially resulting in a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26402
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient bounds checking in ASP (AMD Secure Processor) firmware while handling BIOS mailbox commands, may allow an attacker to write partially-controlled data out-of-bounds to SMM or SEV-ES regions which may lead to a potential loss of integrity and availability.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26409
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Insufficient bounds checking in SEV-ES may allow an attacker to corrupt Reverse Map table (RMP) memory, potentially resulting in a loss of SNP (Secure Nested Paging) memory integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2023-20523
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
TOCTOU in the ASP may allow a physical attacker to write beyond the buffer bounds, potentially leading to a loss of integrity or denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2023-20522
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-46791
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
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.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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cve-2021-26316
Vulnerability from cvelistv5
Published
2023-01-10 19:46
Modified
2024-08-03 20:19
Severity ?
EPSS score ?
Summary
Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1031 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
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cve-2023-20525
Vulnerability from cvelistv5
Published
2023-01-10 20:57
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory outside the bounds of a mapped register potentially leading to a denial of service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 2nd Gen EPYC | |
| AMD | 3rd Gen EPYC |
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cve-2021-26328
Vulnerability from cvelistv5
Published
2023-01-10 20:56
Modified
2024-08-03 20:19
Severity ?
EPSS score ?
Summary
Failure to verify the mode of CPU execution at the time of SNP_INIT may lead to a potential loss of memory integrity for SNP guests.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen EPYC |
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