Total
42 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2022-23825 | 4 Amd, Debian, Fedoraproject and 1 more | 249 A10-9600p, A10-9600p Firmware, A10-9630p and 246 more | 2024-02-28 | 2.1 LOW | 6.5 MEDIUM |
Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type potentially leading to information disclosure. | |||||
CVE-2022-29900 | 4 Amd, Debian, Fedoraproject and 1 more | 249 A10-9600p, A10-9600p Firmware, A10-9630p and 246 more | 2024-02-28 | 2.1 LOW | 6.5 MEDIUM |
Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions. | |||||
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-2021-26408 | 1 Amd | 76 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 73 more | 2024-02-28 | 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-2021-26342 | 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-2021-46744 | 1 Amd | 198 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 195 more | 2024-02-28 | 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-2022-23823 | 1 Amd | 284 A10-9600p, A10-9600p Firmware, A10-9630p and 281 more | 2024-02-28 | 4.0 MEDIUM | 6.5 MEDIUM |
A potential vulnerability in some AMD processors using frequency scaling may allow an authenticated attacker to execute a timing attack to potentially enable information disclosure. | |||||
CVE-2021-26341 | 1 Amd | 252 A10-9600p, A10-9600p Firmware, A10-9630p and 249 more | 2024-02-28 | 2.1 LOW | 6.5 MEDIUM |
Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage. | |||||
CVE-2021-26401 | 1 Amd | 252 A10-9600p, A10-9600p Firmware, A10-9630p and 249 more | 2024-02-28 | 1.9 LOW | 5.6 MEDIUM |
LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs. | |||||
CVE-2021-26312 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 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-2021-26321 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 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-2021-26322 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 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-2021-26330 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-02-28 | 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-2021-26320 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 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-2021-26335 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-02-28 | 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-2020-12944 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 4.6 MEDIUM | 7.8 HIGH |
Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution. | |||||
CVE-2020-12954 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-02-28 | 2.1 LOW | 5.5 MEDIUM |
A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections, allowing unauthorized SPI ROM modification. | |||||
CVE-2021-26340 | 1 Amd | 210 Epyc 7001, Epyc 7001 Firmware, Epyc 7232p and 207 more | 2024-02-28 | 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-2021-26331 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2024-02-28 | 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-2021-26329 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2024-02-28 | 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. |