CVE-2025-45006

CRITICAL
Published Jul 1, 2025 Modified Apr 15, 2026 CWE-266

Description

Improper mstatus.SUM bit retention (non-zero) in Open-Source RISC-V Processor commit f517abb violates privileged spec constraints, enabling potential physical memory access attacks.

CVSS v3.1 Score

9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness Type (CWE)

CWE-266 CWE-266

References

Frequently Asked Questions

What is CVE-2025-45006? +
Improper mstatus.SUM bit retention (non-zero) in Open-Source RISC-V Processor commit f517abb violates privileged spec constraints, enabling potential physical memory access attacks. It has a CVSS v3.1 base score of 9.1 (CRITICAL).
How severe is CVE-2025-45006? +
CVE-2025-45006 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
How do I check if I'm vulnerable to CVE-2025-45006? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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