Total
64 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2021-46769 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2024-02-04 | N/A | 8.8 HIGH |
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution. | |||||
CVE-2021-26406 | 1 Amd | 80 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 77 more | 2024-02-04 | N/A | 7.5 HIGH |
Insufficient validation in parsing Owner's Certificate Authority (OCA) certificates in SEV (AMD Secure Encrypted Virtualization) and SEV-ES user application can lead to a host crash potentially resulting in denial of service. | |||||
CVE-2021-26316 | 1 Amd | 294 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 291 more | 2024-02-04 | N/A | 7.8 HIGH |
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. | |||||
CVE-2021-26398 | 1 Amd | 128 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 125 more | 2024-02-04 | N/A | 7.8 HIGH |
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. | |||||
CVE-2021-46778 | 1 Amd | 358 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 355 more | 2024-02-04 | N/A | 5.6 MEDIUM |
Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may potentially leak sensitive information. | |||||
CVE-2021-26350 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2024-02-04 | 1.9 LOW | 4.7 MEDIUM |
A TOCTOU race condition in SMU may allow for the caller to obtain and manipulate the address of a message port register which may result in a potential denial of service. | |||||
CVE-2021-46744 | 1 Amd | 198 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 195 more | 2024-02-04 | 2.1 LOW | 6.5 MEDIUM |
An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time. | |||||
CVE-2021-26364 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient bounds checking in an SMU mailbox register could allow an attacker to potentially read outside of the SRAM address range which could result in an exception handling leading to a potential denial of service. | |||||
CVE-2021-26373 | 1 Amd | 175 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 172 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient bound checks in the System Management Unit (SMU) may result in a system voltage malfunction that could result in denial of resources and/or possibly denial of service. | |||||
CVE-2021-26347 | 1 Amd | 98 Epyc 7002, Epyc 7002 Firmware, Epyc 7232p and 95 more | 2024-02-04 | 4.7 MEDIUM | 4.7 MEDIUM |
Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service. | |||||
CVE-2021-26378 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient bound checks in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service. | |||||
CVE-2021-26370 | 1 Amd | 98 Epyc 7002, Epyc 7002 Firmware, Epyc 7232p and 95 more | 2024-02-04 | 6.6 MEDIUM | 7.1 HIGH |
Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability. | |||||
CVE-2021-26408 | 1 Amd | 76 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 73 more | 2024-02-04 | 6.6 MEDIUM | 7.1 HIGH |
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality. | |||||
CVE-2021-26375 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient General Purpose IO (GPIO) bounds check in System Management Unit (SMU) may result in access/updates from/to invalid address space that could result in denial of service. | |||||
CVE-2021-26401 | 1 Amd | 252 A10-9600p, A10-9600p Firmware, A10-9630p and 249 more | 2024-02-04 | 1.9 LOW | 5.6 MEDIUM |
LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. | |||||
CVE-2021-26341 | 1 Amd | 252 A10-9600p, A10-9600p Firmware, A10-9630p and 249 more | 2024-02-04 | 2.1 LOW | 6.5 MEDIUM |
Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage. | |||||
CVE-2021-26372 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient bound checks related to PCIE in the System Management Unit (SMU) may result in access to an invalid address space that could result in denial of service. | |||||
CVE-2021-26376 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient checks in System Management Unit (SMU) FeatureConfig may result in reenabling features potentially resulting in denial of resources and/or denial of service. | |||||
CVE-2021-26388 | 1 Amd | 213 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 210 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM, exposing out of bounds memory contents, resulting in a potential denial of service. | |||||
CVE-2021-26321 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-04 | 4.9 MEDIUM | 5.5 MEDIUM |
Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP. |