Privilege Escalation Vulnerability in Intel TDX Migration Trust Domain
CVE-2026-62275

5.6MEDIUM

Key Information:

Vendor

Intel
Status
Intel(r) Tdx Migration Trust Domain (migtd)
Vendor
CVE Published:
10 November 2026

What is CVE-2026-62275?

The privilege escalation vulnerability within the Intel TDX Migration Trust Domain (MigTD) is caused by improper handling of error conditions during the vmcall_raw transport within the hypervisor. This flaw allows an adversary with privileged access to exploit low complexity attacks, potentially leading to data corruption. Importantly, this vulnerability can be triggered locally without the need for user interaction or special internal knowledge. This reflects significant implications for system integrity, making it crucial for affected users to apply necessary mitigation measures.

Affected Version(s)

Intel(R) TDX Migration Trust Domain (MigTD) See references

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
5.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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