All the vulnerabilites related to AMD - 4th Gen AMD EPYC™ Processors
cve-2023-20573
Vulnerability from cvelistv5
Published
2024-01-11 13:53
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Debug Exception Delivery in Secure Nested Paging
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | |
| AMD | 4th Gen AMD EPYC™ Processors |
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cve-2021-46774
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-10-11 18:07
Severity ?
EPSS score ?
Summary
Insufficient DRAM address validation in System
Management Unit (SMU) may allow an attacker to read/write from/to an invalid
DRAM address, potentially resulting in denial-of-service.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 | vendor-advisory |
Impacted products
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cve-2023-31347
Vulnerability from cvelistv5
Published
2024-02-13 19:18
Modified
2024-08-16 19:51
Severity ?
EPSS score ?
Summary
Due to a code bug in
Secure_TSC, SEV firmware may allow an attacker with high privileges to cause a
guest to observe an incorrect TSC when Secure TSC is enabled potentially
resulting in a loss of guest integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3007 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | |
| AMD | 4th Gen AMD EPYC™ Processors |
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cve-2023-31315
Vulnerability from cvelistv5
Published
2024-08-09 17:08
Modified
2024-09-12 12:56
Severity ?
EPSS score ?
Summary
Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7014.html | vendor-advisory |
Impacted products
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cve-2023-31355
Vulnerability from cvelistv5
Published
2024-08-05 16:04
Modified
2024-08-06 14:58
Severity ?
EPSS score ?
Summary
Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest.
References
| ▼ | URL | Tags |
|---|---|---|
| https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html | vendor-advisory |
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cve-2024-21980
Vulnerability from cvelistv5
Published
2024-08-05 16:06
Modified
2024-08-05 21:00
Severity ?
EPSS score ?
Summary
Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html | vendor-advisory |
Impacted products
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cve-2023-20566
Vulnerability from cvelistv5
Published
2023-11-14 18:54
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisory |
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cve-2023-20519
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-30 18:03
Severity ?
EPSS score ?
Summary
A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | |
| AMD | 4th Gen AMD EPYC™ Processors |
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cve-2021-46766
Vulnerability from cvelistv5
Published
2023-11-14 18:51
Modified
2024-08-04 05:17
Severity ?
EPSS score ?
Summary
Improper clearing of sensitive data in the ASP Bootloader may expose secret keys to a privileged attacker accessing ASP SRAM, potentially leading to a loss of confidentiality.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 | vendor-advisory |
Impacted products
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cve-2021-26345
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-03 20:26
Severity ?
EPSS score ?
Summary
Failure to validate the value in APCB may allow a privileged attacker to tamper with the APCB token to force an out-of-bounds memory read potentially resulting in a denial of service.
References
Impacted products
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cve-2023-20575
Vulnerability from cvelistv5
Published
2023-07-11 18:29
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functionality to monitor a program’s execution inside an AMD SEV VM potentially resulting in a leak of sensitive information.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3004 | vendor-advisory |
Impacted products
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cve-2023-20587
Vulnerability from cvelistv5
Published
2024-02-13 19:31
Modified
2024-08-02 09:05
Severity ?
EPSS score ?
Summary
Improper
Access Control in System Management Mode (SMM) may allow an attacker access to
the SPI flash potentially leading to arbitrary code execution.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009 | vendor-advisory |
Impacted products
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cve-2022-23830
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-03 03:51
Severity ?
EPSS score ?
Summary
SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 | vendor-advisory |
Impacted products
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cve-2024-21978
Vulnerability from cvelistv5
Published
2024-08-05 16:05
Modified
2024-08-05 17:36
Severity ?
EPSS score ?
Summary
Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption.
References
| ▼ | URL | Tags |
|---|---|---|
| https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html | vendor-advisory |
Impacted products
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cve-2023-31346
Vulnerability from cvelistv5
Published
2024-02-13 19:18
Modified
2024-08-02 14:53
Severity ?
EPSS score ?
Summary
Failure to initialize
memory in SEV Firmware may allow a privileged attacker to access stale data
from other guests.
References
| ▼ | URL | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3007 | vendor-advisory |
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | |
| AMD | 4th Gen AMD EPYC™ Processors |
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