Public vulnerability disclosure

CVE-2026-0436

CVE-2026-0436

publishedCWE-120

Insufficient parameter sanitization in the AMD Secure Processor (ASP) trusted execution environment (TEE) SPDM driver could allow an attacker to supply malicious input, potentially resulting in loss of platform integrity, memory leakage, or denial of service.

Technical severity6.9 mediumCVSS 4.0 · CNA: AMD
Published2026-11-12Source updated 2026-11-12
Collected2026-11-121 attributed source

Fixes and workarounds

No remediation reported in collected sources.

Missing remediation information is not evidence that no patch exists.

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
AMD EPYC™ 9005 Series Processors
AMD
TurinPI_1.0.0.8 (unaffected)
Other versions: affected
CNA: AMD
AMD Instinct™ MI300C
AMD
MI300C 1.0.0.3 (unaffected)
Other versions: affected
CNA: AMD
AMD EPYC™ Embedded 9005 Series Processors
AMD
EmbeddedTurinPI_SP5_1004 (unaffected)
Other versions: affected
CNA: AMD

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
4.0 / 6.9
medium
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:LCNA: AMD

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

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