CVSS: 7.4EPSS: 0%CPEs: 196EXPL: 0CVE-2021-26356
https://notcve.org/view.php?id=CVE-2021-26356
09 May 2023 — A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information disclosure. A TOCTOU in ASP bootloader may allow an attacker to tamper with the SPI ROM following data read to memory potentially resulting in S3 data corruption and information disclosure. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •
CVSS: 10.0EPSS: 0%CPEs: 126EXPL: 0CVE-2023-20520
https://notcve.org/view.php?id=CVE-2023-20520
09 May 2023 — 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. 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. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 • CWE-787: Out-of-bounds Write •
CVSS: 4.7EPSS: 0%CPEs: 340EXPL: 0CVE-2022-27672 – kernel: AMD: Cross-Thread Return Address Predictions
https://notcve.org/view.php?id=CVE-2022-27672
14 Feb 2023 — When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure. A flaw was found in HW. When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch, potentially resulting in information disclosure. When SMT is enabled, certain AMD processors may speculatively execute instructions using a targ... • https://security.gentoo.org/glsa/202402-07 •
CVSS: 6.8EPSS: 0%CPEs: 128EXPL: 0CVE-2023-20527
https://notcve.org/view.php?id=CVE-2023-20527
10 Jan 2023 — Improper syscall input validation in the ASP Bootloader may allow a privileged attacker to read memory out-of-bounds, potentially leading to a denial-of-service. Una validación inadecuada de la entrada del sistema en el cargador de arranque ASP puede permitir que un atacante privilegiado lea la memoria fuera de los límites, lo que podría provocar una denegación de servicio. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 • CWE-20: Improper Input Validation •
CVSS: 6.5EPSS: 0%CPEs: 82EXPL: 0CVE-2021-26403
https://notcve.org/view.php?id=CVE-2021-26403
10 Jan 2023 — Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality. Las comprobaciones insuficientes en SEV pueden provocar que un hipervisor malicioso revele el secreto de inicio, lo que podría comprometer la confidencialidad de la VM. • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 •
CVSS: 7.8EPSS: 0%CPEs: 128EXPL: 0CVE-2021-26398
https://notcve.org/view.php?id=CVE-2021-26398
10 Jan 2023 — 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. Una validación de entrada insuficiente en la llamada al sistema SYS_KEY_DERIVE en una aplicación de usuario comprometida o ABL puede permitir que un atacante corrompa la memoria del sistema operativo ASP (AMD Secure Processor), lo que puede conducir a una posible ejecución de código arb... • https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032 • CWE-787: Out-of-bounds Write •
CVSS: 5.5EPSS: 0%CPEs: 504EXPL: 0CVE-2022-23824 – Debian Security Advisory 5378-1
https://notcve.org/view.php?id=CVE-2022-23824
09 Nov 2022 — IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure. IBPB no puede evitar que las predicciones de sucursales de retorno sean especificadas por objetivos de sucursales anteriores a IBPB, lo que lleva a una posible divulgación de información. Multiple vulnerabilities have been found in Xen, the worst of which can lead to arbitrary code execution. Versions greater than or equal to 4.16.6_pre1 are affected. • http://www.openwall.com/lists/oss-security/2022/11/10/2 •
CVSS: 5.6EPSS: 0%CPEs: 358EXPL: 0CVE-2021-46778
https://notcve.org/view.php?id=CVE-2021-46778
09 Aug 2022 — 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. La contención del planificador de la unidad de ejecución puede conllevar a una vulnerabilidad de canal lateral encontrada en las microarquitecturas de CPU de AMD con nombre en código "Zen 1", "Zen 2" y "Zen... • https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1039 • CWE-203: Observable Discrepancy •
CVSS: 6.5EPSS: 0%CPEs: 264EXPL: 0CVE-2022-23825 – hw: cpu: AMD: Branch Type Confusion (non-retbleed)
https://notcve.org/view.php?id=CVE-2022-23825
14 Jul 2022 — Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type potentially leading to information disclosure. Los alias en el predictor de bifurcación pueden causar que algunos procesadores AMD predigan el tipo de bifurcación incorrecto, conllevando a una divulgación de información A flaw was found in hw. Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type, potentially leading to information disclosure. Red Hat Advanced Cluster Manag... • http://www.openwall.com/lists/oss-security/2022/11/08/1 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-668: Exposure of Resource to Wrong Sphere •
CVSS: 6.5EPSS: 1%CPEs: 250EXPL: 0CVE-2022-29900 – hw: cpu: AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions
https://notcve.org/view.php?id=CVE-2022-29900
12 Jul 2022 — Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions. Las predicciones de bifurcación mal entrenadas para las instrucciones de retorno pueden permitir la ejecución arbitraria de código especulativo bajo ciertas condiciones dependientes de la microarquitectura A flaw was found in hw. Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchi... • https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-212: Improper Removal of Sensitive Information Before Storage or Transfer •