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TI-2025-38838 Aliases CVE-2025-62626GHSA-gcfh-89mc-2426

Improper handling of insufficient entropy in the AMD CPUs could allow a local attacker to…

Priority LOW 33CWE-333Published · Updated

Key facts

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

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

Summary

Improper handling of insufficient entropy in the AMD CPUs could allow a local attacker to influence the values returned by the RDSEED instruction, potentially resulting in the consumption of insufficiently random values.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00171 6th percentileScored 2026-11-07
Fix Fixed AMD Ryzen™ 9000HX Series Processors (AMD): FireRangeFL1PI 1.0.0.0eAMD EPYC™ 9005 Series Processors (AMD): Turin C1 : 0x0B00215A Turin Dense / B0: 0x0B101054

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

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 Ryzen™ 9000HX Series Processors—FireRangeFL1PI 1.0.0.0ePatch availableCNA
AMDAMD EPYC™ 9005 Series Processors—Turin C1 : 0x0B00215A Turin Dense / B0: 0x0B101054Patch availableCNA
  • AMD Ryzen™ 9000HX Series Processors VendorAMD Affected — Fixed in FireRangeFL1PI 1.0.0.0e Patch available CNA
  • AMD EPYC™ 9005 Series Processors VendorAMD Affected — Fixed in Turin C1 : 0x0B00215A Turin Dense / B0: 0x0B101054 Patch available CNA

Remediation

  • Fix · CNA AMD Ryzen™ 9000HX Series Processors (AMD) Fixed in FireRangeFL1PI 1.0.0.0e
  • Fix · CNA AMD EPYC™ 9005 Series Processors (AMD) Fixed in Turin C1 : 0x0B00215A Turin Dense / B0: 0x0B101054

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-62626
  2. 2026-10-03 Alias added: GHSA-gcfh-89mc-2426

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

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