Medium severity6.5NVD Advisory· Published Aug 21, 2026· Updated Aug 21, 2026
CVE-2026-77237
CVE-2026-77237
Description
Missing queue-set type validation in xQueueAddToSet() in the FreeRTOS-Kernel before 11.3.1 might allow an unprivileged task on MPU-enabled ports with configUSE_QUEUE_SETS=1 to read privileged kernel memory. To remediate this issue, users should upgrade to version 11.3.1 or later.
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Affected products
1- Range: <11.3.1
Patches
Vulnerability mechanics
References
3News mentions
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