Total
48 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2021-26379 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2024-02-28 | N/A | 9.8 CRITICAL |
| Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially leading to a loss of integrity and privilege escalation. | |||||
| CVE-2021-26397 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | N/A | 7.1 HIGH |
| Insufficient address validation, may allow an attacker with a compromised ABL and UApp to corrupt sensitive memory locations potentially resulting in a loss of integrity or availability. | |||||
| CVE-2021-46775 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2024-02-28 | N/A | 6.8 MEDIUM |
| Improper input validation in ABL may enable an attacker with physical access, to perform arbitrary memory overwrites, potentially leading to a loss of integrity and code execution. | |||||
| CVE-2023-20520 | 1 Amd | 126 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 123 more | 2024-02-28 | N/A | 9.8 CRITICAL |
| Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution. | |||||
| CVE-2021-46769 | 1 Amd | 96 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 93 more | 2024-02-28 | 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-2022-23818 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | N/A | 7.5 HIGH |
| Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to loss of SEV-SNP guest memory integrity. | |||||
| CVE-2023-20575 | 1 Amd | 176 Epyc 5552, Epyc 5552 Firmware, Epyc 7232p and 173 more | 2024-02-28 | N/A | 6.5 MEDIUM |
| 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. | |||||
| CVE-2021-26404 | 1 Amd | 46 Epyc 7003, Epyc 7003 Firmware, Epyc 7313 and 43 more | 2024-02-28 | N/A | 5.5 MEDIUM |
| Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure. | |||||
| CVE-2022-23824 | 3 Amd, Fedoraproject, Xen | 336 A10-9600p, A10-9600p Firmware, A10-9630p and 333 more | 2024-02-28 | N/A | 5.5 MEDIUM |
| IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure. | |||||
| CVE-2021-46778 | 1 Amd | 358 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 355 more | 2024-02-28 | 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-2021-26373 | 1 Amd | 175 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 172 more | 2024-02-28 | 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-2021-26376 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2024-02-28 | 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-2021-26349 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | 2.1 LOW | 5.5 MEDIUM |
| Failure to assign a new report ID to an imported guest may potentially result in an SEV-SNP guest VM being tricked into trusting a dishonest Migration Agent (MA). | |||||
| CVE-2021-26332 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | 6.6 MEDIUM | 7.1 HIGH |
| Failure to verify SEV-ES TMR is not in MMIO space, SEV-ES FW could result in a potential loss of integrity or availability. | |||||
| CVE-2021-26342 | 1 Amd | 76 Epyc 7001, Epyc 7001 Firmware, Epyc 7251 and 73 more | 2024-02-28 | 2.1 LOW | 3.3 LOW |
| In SEV guest VMs, the CPU may fail to flush the Translation Lookaside Buffer (TLB) following a particular sequence of operations that includes creation of a new virtual machine control block (VMCB). The failure to flush the TLB may cause the microcode to use stale TLB translations which may allow for disclosure of SEV guest memory contents. Users of SEV-ES/SEV-SNP guest VMs are not impacted by this vulnerability. | |||||
| CVE-2021-26347 | 1 Amd | 98 Epyc 7002, Epyc 7002 Firmware, Epyc 7232p and 95 more | 2024-02-28 | 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-2021-26324 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | 7.2 HIGH | 7.8 HIGH |
| A bug with the SEV-ES TMR may lead to a potential loss of memory integrity for SNP-active VMs. | |||||
| CVE-2021-26339 | 1 Amd | 168 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 165 more | 2024-02-28 | 4.9 MEDIUM | 5.5 MEDIUM |
| A bug in AMD CPU’s core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU core hang resulting in a potential denial of service. AMD believes the specific code includes a specific x86 instruction sequence that would not be generated by compilers. | |||||
| CVE-2021-46771 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2024-02-28 | 7.2 HIGH | 7.8 HIGH |
| Insufficient validation of addresses in AMD Secure Processor (ASP) firmware system call may potentially lead to arbitrary code execution by a compromised user application. | |||||
| CVE-2021-26388 | 1 Amd | 213 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 210 more | 2024-02-28 | 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. | |||||