PatchTheCVEtdx module vulnerabilities and fixes
Recent CVEs affecting tdx module, with upgrade or downgrade steps. 3 tracked.
Also searched as: tdxmodule.
tdx module has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-08-11. Highest priority: CVE-2026-20885 (score 26/100).
- CVE-2026-20775 MEDIUM 5.3 UPGRADE Uncaught exception for some Intel(R) TDX modules within Ring 0: Trust Domain may allow a denial of service
- CVE-2026-20705 MEDIUM 5.3 UPGRADE Insecure storage of sensitive information in the Intel(R) TDX module for some Intel(R) platform within Ring 0:
- CVE-2026-20885 HIGH 7.2 UPGRADE Improper authentication in the Intel(R) TDX module for some Intel(R) platforms within Ring 0: Trust Domain may
FAQ
How do I fix tdx module vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is tdx module being exploited right now?
None of the tracked tdx module CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which tdx module CVE should I patch first?
CVE-2026-20885 currently ranks highest (26/100): Improper authentication in the Intel(R) TDX module for some Intel(R) platforms within Ring 0: Trust Domain may.