All the vulnerabilites related to AMD - 3rd Gen AMD EPYC™ Processors
cve-2024-21980
Vulnerability from cvelistv5
Published
2024-08-05 16:06
Modified
2024-08-05 21:00
Severity
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-2023-20526
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-08-02 09:05
Severity
Summary
Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory 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-2023-20575
Vulnerability from cvelistv5
Published
2023-07-11 18:29
Modified
2024-08-02 09:05
Severity
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-2022-23830
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-03 03:51
Severity
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-2023-31347
Vulnerability from cvelistv5
Published
2024-02-13 19:18
Modified
2024-08-16 19:51
Severity
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 |
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cve-2021-46774
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-08-04 05:17
Severity
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-2022-23829
Vulnerability from cvelistv5
Published
2024-06-18 19:01
Modified
2024-08-29 20:40
Severity
Summary
A potential weakness in AMD SPI protection features may allow a malicious attacker with Ring0 (kernel mode) access to bypass the native System Management Mode (SMM) ROM protections.
References
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
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-2021-26371
Vulnerability from cvelistv5
Published
2023-05-09 18:59
Modified
2024-08-03 20:26
Severity
Summary
A compromised or malicious ABL or UApp could
send a SHA256 system call to the bootloader, which may result in exposure of
ASP memory to userspace, potentially leading to information disclosure.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 | vendor-advisory |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | 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
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
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cve-2023-31315
Vulnerability from cvelistv5
Published
2024-08-09 17:08
Modified
2024-09-12 12:56
Severity
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-2023-20573
Vulnerability from cvelistv5
Published
2024-01-11 13:53
Modified
2024-08-02 09:05
Severity
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
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cve-2021-26354
Vulnerability from cvelistv5
Published
2023-05-09 18:58
Modified
2024-08-03 20:26
Severity
Summary
Insufficient bounds checking in ASP may allow an
attacker to issue a system call from a compromised ABL which may cause
arbitrary memory values to be initialized to zero, potentially leading to a
loss of integrity.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 | vendor-advisory |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
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cve-2023-20521
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-08-02 09:05
Severity
Summary
TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a 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 |
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cve-2023-20533
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-08-02 09:05
Severity
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-2023-20592
Vulnerability from cvelistv5
Published
2023-11-14 18:54
Modified
2024-08-02 09:05
Severity
Summary
Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine (VM) memory integrity.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3005 | vendor-advisory |
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cve-2022-23820
Vulnerability from cvelistv5
Published
2023-11-14 18:52
Modified
2024-08-03 03:51
Severity
Summary
Failure to validate the AMD SMM communication buffer
may allow an attacker to corrupt the SMRAM potentially leading to arbitrary
code execution.
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 |
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cve-2021-46756
Vulnerability from cvelistv5
Published
2023-05-09 19:00
Modified
2024-08-04 05:17
Severity
Summary
Insufficient validation of inputs in
SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an
attacker with a malicious Uapp or ABL to send malformed or invalid syscall to
the bootloader resulting in a potential denial of service and loss of
integrity.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 | vendor-advisory |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
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cve-2021-26345
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-03 20:26
Severity
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-2023-20566
Vulnerability from cvelistv5
Published
2023-11-14 18:54
Modified
2024-08-02 09:05
Severity
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 |
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
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 |
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cve-2023-31355
Vulnerability from cvelistv5
Published
2024-08-05 16:04
Modified
2024-08-06 14:58
Severity
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 |
Impacted products
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cve-2021-26356
Vulnerability from cvelistv5
Published
2023-05-09 18:58
Modified
2024-08-03 20:26
Severity
Summary
A TOCTOU in ASP bootloader may allow an attacker
to tamper with the SPI ROM following data read to memory potentially resulting
in S3 data corruption and information disclosure.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 | vendor-advisory |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | vendor-advisory |
Impacted products
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cve-2023-20594
Vulnerability from cvelistv5
Published
2023-09-20 17:27
Modified
2024-08-02 09:05
Severity
Summary
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
References
| URL | Tags |
|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4007 | vendor-advisory |
Impacted products
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cve-2023-20519
Vulnerability from cvelistv5
Published
2023-11-14 18:53
Modified
2024-08-30 18:03
Severity
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
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