CVE-2026-77237
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Aug 21, 2026
Vendor
unknown
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.