CVE-2023-31315

CVE-2023-31315

CVSS 7.5 HIGHEPSS 0.6%CWE-94

Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Produtos afetados

AMD · 1st Gen AMD EPYC™ Processors AMD · 2nd Gen AMD EPYC™ Processors AMD · 3rd Gen AMD EPYC™ Processors AMD · 4th Gen AMD EPYC™ Processors AMD · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics AMD · AMD EPYC™ Embedded 3000 AMD · AMD EPYC™ Embedded 7002 AMD · AMD EPYC™ Embedded 7003 AMD · AMD EPYC™ Embedded 9003 AMD · AMD Ryzen™ 3000 Series Desktop Processors AMD · AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics AMD · AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics AMD · AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics AMD · AMD Ryzen™ 5000 Series Desktop Processors AMD · AMD Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics AMD · AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics AMD · AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics AMD · AMD Ryzen™ 7000 Series Desktop Processors AMD · AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics AMD · AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics AMD · AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics AMD · AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics AMD · AMD Ryzen™ 7045 Series Mobile Processors AMD · AMD Ryzen™ 8000 Series Processors with Radeon™ Graphics AMD · AMD Ryzen™ Embedded 5000 AMD · AMD Ryzen™ Embedded 7000 AMD · AMD Ryzen™ Embedded R1000 AMD · AMD Ryzen™ Embedded R2000 AMD · AMD Ryzen™ Embedded V1000 AMD · AMD Ryzen™ Embedded V2000 AMD · AMD Ryzen™ Embedded V3000 AMD · AMD Ryzen™ Threadripper™ 3000 Series Processors AMD · AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors AMD · AMD Ryzen™ Threadripper™ PRO Processors

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Referências

https://media.defcon.org/DEF%20CON%2032/DEF%20CON%2032%20presentations/DEF%20CON%2032%20-%20Enrique%20Nissim%20Krzysztof%20Okupski%20-%20AMD%20Sinkclose%20Universal%20Ring-2%20Privilege%20Escalation.pdf https://news.ycombinator.com/item?id=41475975 https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7014.html https://www.darkreading.com/remote-workforce/amd-issues-updates-for-silicon-level-sinkclose-flaw