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Total
56 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2023-20592 | 1 Amd | 138 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 135 more | 2023-11-28 | N/A | 6.5 MEDIUM |
| 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. | |||||
| CVE-2023-20533 | 1 Amd | 170 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 167 more | 2023-11-27 | N/A | 7.5 HIGH |
| 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. | |||||
| CVE-2021-46774 | 1 Amd | 274 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 271 more | 2023-11-27 | N/A | 7.5 HIGH |
| 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. | |||||
| CVE-2023-20521 | 1 Amd | 186 Amd 3015ce, Amd 3015ce Firmware, Amd 3015e and 183 more | 2023-11-27 | N/A | 5.7 MEDIUM |
| 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. | |||||
| CVE-2023-20566 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2023-11-27 | N/A | 7.5 HIGH |
| Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity. | |||||
| CVE-2023-20526 | 1 Amd | 146 Epyc 7001, Epyc 7001 Firmware, Epyc 7203 and 143 more | 2023-11-27 | N/A | 4.6 MEDIUM |
| 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. | |||||
| CVE-2022-23830 | 1 Amd | 130 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 127 more | 2023-11-22 | N/A | 5.3 MEDIUM |
| SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity. | |||||
| CVE-2021-26345 | 1 Amd | 180 Epyc 7203, Epyc 7203 Firmware, Epyc 7203p and 177 more | 2023-11-18 | N/A | 4.9 MEDIUM |
| 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. | |||||
| CVE-2023-20569 | 3 Amd, Debian, Fedoraproject | 284 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 281 more | 2023-08-21 | N/A | 7.5 HIGH |
| A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled?address, potentially leading to information disclosure. | |||||
| CVE-2021-26388 | 1 Amd | 213 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 210 more | 2023-08-08 | 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-2021-26398 | 1 Amd | 128 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 125 more | 2023-08-08 | 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-2021-26355 | 1 Amd | 48 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 45 more | 2023-08-08 | N/A | 5.5 MEDIUM |
| Insufficient fencing and checks in System Management Unit (SMU) may result in access to invalid message port registers that could result in a potential denial-of-service. | |||||
| CVE-2021-26316 | 1 Amd | 294 Athlon 3050ge, Athlon 3050ge Firmware, Athlon 3150g and 291 more | 2023-08-08 | 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-2021-26373 | 1 Amd | 175 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 172 more | 2023-08-08 | 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 | 2023-08-08 | 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-2021-26376 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2023-08-08 | 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-2020-12946 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2022-07-08 | 6.6 MEDIUM | 7.1 HIGH |
| Insufficient input validation in ASP firmware for discrete TPM commands could allow a potential loss of integrity and denial of service. | |||||
| CVE-2020-12954 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2022-07-08 | 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-2021-26375 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2022-06-01 | 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-2021-26378 | 1 Amd | 167 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 164 more | 2022-06-01 | 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-2021-26364 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2022-05-25 | 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-2021-26372 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2022-05-25 | 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-2021-26350 | 1 Amd | 88 Epyc 7232p, Epyc 7232p Firmware, Epyc 7252 and 85 more | 2022-05-23 | 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-2021-26339 | 1 Amd | 168 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 165 more | 2022-05-23 | 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-2021-26349 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-20 | 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-2021-26342 | 1 Amd | 76 Epyc 7001, Epyc 7001 Firmware, Epyc 7251 and 73 more | 2022-05-19 | 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-2021-26348 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-19 | 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-2021-26370 | 1 Amd | 98 Epyc 7002, Epyc 7002 Firmware, Epyc 7232p and 95 more | 2022-05-18 | 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-2021-26353 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-18 | 7.2 HIGH | 7.8 HIGH |
| Due to a mishandled error, it is possible to leave the DRTM UApp in a partially initialized state, which can result in unchecked memory writes when the UApp handles subsequent mailbox commands. | |||||
| CVE-2021-26324 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-16 | 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-2021-26332 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-16 | 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-2021-46771 | 1 Amd | 46 Epyc 72f3, Epyc 72f3 Firmware, Epyc 7313 and 43 more | 2022-05-16 | 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-2021-26335 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2022-05-12 | 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-2020-12951 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2022-05-12 | 4.4 MEDIUM | 7.0 HIGH |
| Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode) operations. | |||||
| CVE-2021-26337 | 1 Amd | 90 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 87 more | 2022-05-12 | 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 | 88 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 85 more | 2022-05-12 | 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-2021-26312 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2022-05-11 | 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-2020-12944 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2022-05-11 | 4.6 MEDIUM | 7.8 HIGH |
| Insufficient validation of BIOS image length by ASP Firmware could lead to arbitrary code execution. | |||||
| CVE-2020-12988 | 1 Amd | 122 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 119 more | 2022-02-10 | 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 | 2022-02-09 | 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-2021-26340 | 1 Amd | 210 Epyc 7001, Epyc 7001 Firmware, Epyc 7232p and 207 more | 2021-12-15 | 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-2021-26325 | 1 Amd | 40 Epyc 7232p, Epyc 7232p Firmware, Epyc 72f3 and 37 more | 2021-11-19 | 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-2021-26331 | 1 Amd | 116 Epyc 7001, Epyc 7001 Firmware, Epyc 7002 and 113 more | 2021-11-19 | 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 | 2021-11-19 | 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-2021-26327 | 1 Amd | 40 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 37 more | 2021-11-19 | 2.1 LOW | 5.5 MEDIUM |
| Insufficient validation of guest context in the SNP Firmware could lead to a potential loss of guest confidentiality. | |||||
| CVE-2021-26321 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2021-11-19 | 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-2021-26323 | 1 Amd | 40 Epyc 7232p, Epyc 7232p Firmware, Epyc 72f3 and 37 more | 2021-11-19 | 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-2020-12961 | 1 Amd | 90 Epyc 7002, Epyc 7002 Firmware, Epyc 7003 and 87 more | 2021-11-19 | 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. | |||||
| CVE-2021-26320 | 1 Amd | 114 Epyc 7232p, Epyc 7232p Firmware, Epyc 7251 and 111 more | 2021-11-18 | 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-2021-26315 | 1 Amd | 40 Epyc 7003, Epyc 7003 Firmware, Epyc 72f3 and 37 more | 2021-11-18 | 4.6 MEDIUM | 7.8 HIGH |
| When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used. | |||||