objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq() — CVE-2025-40014

Summary

Advisory CVE-2025-40014. objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq() Vendor: Microsoft. Source: MSRC. Threat: high. CVSS 7.8. See the official advisory for details.

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

Read the official source

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