PT-2026-70311 · Intel · Tdx Module

CVE-2026-20885

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Published

2026-08-11

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Updated

2026-08-31

CVSS v3.1

7.2

High

VectorAV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions Intel(R) TDX module (affected versions not specified)
Description Improper authentication within Ring 0: Trust Domain may allow an information disclosure and escalation of privilege. A system software adversary with privileged user access could potentially escalate privileges through a high complexity local attack that requires no user interaction. This issue impacts the confidentiality and integrity of the vulnerable system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Authentication

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Weakness Enumeration

Related Identifiers

CVE-2026-20885

Affected Products

Tdx Module