CVE-2023-31315

Description

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.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-044-09

https://www.theregister.com/2024/08/13/amd_sinkclose_patches/

https://www.bleepingcomputer.com/news/security/new-amd-sinkclose-flaw-helps-install-nearly-undetectable-malware/

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7014.html

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3