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Eclipse ThreadX · Vulnerability

CVSS 4.0 8.4 HIGHCheck source for fixed versionsKEV status unknown

cve-program · CVE-2026-102709

Published

In Eclipse ThreadX versions 6.0.1 through 6.5.2.202603, the four non-secure-callable secure stack functions of the TrustZone-M ports dereference a thread pointer supplied by the non-secure world without checking that it points to non-secure memory. Non-secure code can make the secure firmware reveal which secure bytes are zero, write chosen secure words, and fault the secure world, breaking TrustZone-M isolation and enabling recovery of secure-world secrets such as cryptographic keys.

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CVE-2026-102709 · CVE overview and exploitation status

cve-program · CVE-2026-102709

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Sources read 15 Nov 13:16 UTC · 255 of 275 readable · 250 fully read · documentation 469/469 current