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High · 7.3 CVE-2026-113421 EUVD-2026-115717

ThreadX Modules invokes trace-full callbacks after module unload

Published Nov 3, 2026 · Updated Nov 3, 2026 · Assigned by eclipse

Description

In Eclipse ThreadX versions 6.0.1 through 6.5.2.202603, ThreadX Modules does not revoke a module's trace-buffer-full callback when the module is stopped and unloaded. With event tracing enabled and a kernel-owned trace buffer still active, a later buffer wrap invokes the callback from privileged thread context after the module's code has been released, so a user-mode module can have its code run with kernel privileges after unload, or, once the memory is reused, redirect control flow or cause a fault.

Affected products

VendorProductAffectedFixed
Eclipse Foundation Eclipse ThreadX 6.0.1 – ≤ 6.5.2.202603 —

References