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Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

IntelCVE-2026-20775

Intel TDX modules: denial of service

Intel

CVE-2026-20775 · Published Aug 11, 2026 · updated Aug 31, 2026

Medium6.8
No fix yet
Intel advisory

Uncaught exception for some Intel(R) TDX modules within Ring 0: Trust Domain may allow a denial of service. System software adversary with a privileged user combined with a high complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (high) impacts.

Affected versions

PackageAffectedFixed in
Intel(R) TDX modules
Product
<= See referencesNo fix yet
Details and references
CVSS 4.0
CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-248

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