Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-77237

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 2.1%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-77237


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