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TI-2025-21329 Aliases CVE-2025-29952GHSA-36p6-h78p-cx2w

Improper Initialization within the AMD Secure Encrypted Virtualization (SEV) firmware can…

Priority LOW 26CWE-457Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
None · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

Improper Initialization within the AMD Secure Encrypted Virtualization (SEV) firmware can allow an admin privileged attacker to corrupt RMP covered memory, potentially resulting in loss of guest memory integrity

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0017 6th percentileScored 2026-11-07
Fix Fixed AMD EPYC™ 9005 Series Processors (AMD): TurinPI 1.0.0.6AMD EPYC™ Embedded 9005 Series Processors (AMD): EmbTurinPI-SP5_1.0.0.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AMDAMD EPYC™ 9005 Series Processors—TurinPI 1.0.0.6Patch availableCNA
AMDAMD EPYC™ Embedded 9005 Series Processors—EmbTurinPI-SP5_1.0.0.1Patch availableCNA
  • AMD EPYC™ 9005 Series Processors VendorAMD Affected — Fixed in TurinPI 1.0.0.6 Patch available CNA
  • AMD EPYC™ Embedded 9005 Series Processors VendorAMD Affected — Fixed in EmbTurinPI-SP5_1.0.0.1 Patch available CNA

Remediation

  • Fix · CNA AMD EPYC™ 9005 Series Processors (AMD) Fixed in TurinPI 1.0.0.6
  • Fix · CNA AMD EPYC™ Embedded 9005 Series Processors (AMD) Fixed in EmbTurinPI-SP5_1.0.0.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-29952
  2. 2026-10-03 Alias added: GHSA-36p6-h78p-cx2w

References

Other 1

  • TI-2026-36341 AI Tensor Engine for ROCm (AITER) 0.1.14 Unauthenticated RCE via MessageQueue.recv() Pickle Deserialization CVSS 4.0CRITICAL 9.2
  • TI-2023-07046 Improper privilege management in AMD Radeon™ RX 5000 Series Graphics Cards CVSS 3.1HIGH 7.8
  • TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
  • TI-2023-07042 Information disclosure through error messages in AMD Ryzen™ 3000 Series Desktop… CVSS 3.1MEDIUM 5.5
  • TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
  • TI-2022-07839 Improper access control in System Management Mode (SMM) may allow an attacker to write to… CVSS 3.1CRITICAL 9.8
See all 508 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences