Total
71 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-26341 | 1 Amd | 252 A10-9600p, A10-9600p Firmware, A10-9630p and 249 more | 2024-11-21 | 2.1 LOW | 6.5 MEDIUM |
| Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage. | |||||
| CVE-2021-26340 | 1 Amd | 210 Epyc 7001, Epyc 7001 Firmware, Epyc 7232p and 207 more | 2024-11-21 | 3.6 LOW | 8.4 HIGH |
| A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM). | |||||
| CVE-2021-26338 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2024-11-21 | 7.8 HIGH | 7.5 HIGH |
| Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources. | |||||
| CVE-2021-26337 | 1 Amd | 224 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 221 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| Insufficient DRAM address validation in System Management Unit (SMU) may result in a DMA read from invalid DRAM address to SRAM resulting in SMU not servicing further requests. | |||||
| CVE-2021-26336 | 1 Amd | 190 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 187 more | 2024-11-21 | 4.9 MEDIUM | 5.5 MEDIUM |
| Insufficient bounds checking in System Management Unit (SMU) may cause invalid memory accesses/updates that could result in SMU hang and subsequent failure to service any further requests from other components. | |||||
| CVE-2021-26335 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-11-21 | 7.2 HIGH | 7.8 HIGH |
| Improper input and range checking in the AMD Secure Processor (ASP) boot loader image header may allow an attacker to use attacker-controlled values prior to signature validation potentially resulting in arbitrary code execution. | |||||
| CVE-2021-26331 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-11-21 | 7.2 HIGH | 7.8 HIGH |
| AMD System Management Unit (SMU) contains a potential issue where a malicious user may be able to manipulate mailbox entries leading to arbitrary code execution. | |||||
| CVE-2021-26330 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| AMD System Management Unit (SMU) may experience a heap-based overflow which may result in a loss of resources. | |||||
| CVE-2021-26329 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resources. | |||||
| CVE-2021-26326 | 1 Amd | 40 Epyc 7232p, Epyc 7232p Firmware, Epyc 72f3 and 37 more | 2024-11-21 | 7.2 HIGH | 7.8 HIGH |
| Failure to validate VM_HSAVE_PA during SNP_INIT may result in a loss of memory integrity. | |||||
| CVE-2021-26325 | 1 Amd | 40 Epyc 7232p, Epyc 7232p Firmware, Epyc 72f3 and 37 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| Insufficient input validation in the SNP_GUEST_REQUEST command may lead to a potential data abort error and a denial of service. | |||||
| CVE-2021-26323 | 1 Amd | 40 Epyc 7232p, Epyc 7232p Firmware, Epyc 72f3 and 37 more | 2024-11-21 | 4.6 MEDIUM | 7.8 HIGH |
| Failure to validate SEV Commands while SNP is active may result in a potential impact to memory integrity. | |||||
| CVE-2021-26322 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-11-21 | 5.0 MEDIUM | 7.5 HIGH |
| Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”. | |||||
| CVE-2021-26321 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-11-21 | 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. | |||||
| CVE-2021-26320 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP | |||||
| CVE-2021-26316 | 1 Amd | 294 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 291 more | 2024-11-21 | 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-2021-26312 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| Failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU) may lead an IO device to write to memory it should not be able to access, resulting in a potential loss of integrity. | |||||
| CVE-2020-12988 | 1 Amd | 122 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 119 more | 2024-11-21 | 7.8 HIGH | 7.5 HIGH |
| A potential denial of service (DoS) vulnerability exists in the integrated chipset that may allow a malicious attacker to hang the system when it is rebooted. | |||||
| CVE-2020-12966 | 1 Amd | 214 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 211 more | 2024-11-21 | 2.1 LOW | 5.5 MEDIUM |
| AMD EPYC™ Processors contain an information disclosure vulnerability in the Secure Encrypted Virtualization with Encrypted State (SEV-ES) and Secure Encrypted Virtualization with Secure Nested Paging (SEV-SNP). A local authenticated attacker could potentially exploit this vulnerability leading to leaking guest data by the malicious hypervisor. | |||||
| CVE-2020-12961 | 1 Amd | 90 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 87 more | 2024-11-21 | 4.6 MEDIUM | 7.8 HIGH |
| A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections. | |||||