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OpenAdvisories
High · 8.8 CVE-2026-77234 EUVD-2026-64012

Improper input validation in FreeRTOS-Kernel timer command handling

Published Aug 21, 2026 · Updated Aug 27, 2026 · Assigned by AMZN

Description

Improper input validation in FreeRTOS-Kernel before 11.3.1 might allow an unprivileged task on MPU-enabled ports to execute code in privileged kernel context. To remediate this issue, users should upgrade to version 11.3.1 or later.

Affected products

VendorProductAffectedFixed
FreeRTOS FreeRTOS-Kernel 7.0.0 – ≤ 11.3.0 —

References