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freertos vulnerabilities

CVEs whose affected-version data names the freertos package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.

4 CVEsRSS

CVE-2026-77237Medium· 6.5
1mo ago

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…

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…

▾ Sunlitamazon · freertosEPSS 0.18%via NVD
CVE-2026-77236High· 7.3
1mo ago

Missing minimum size validation in secure context allocation in FreeRTOS-Kernel before 11.3.1 might allow local users to corrupt secure-world heap metadata via an out-of-bounds write with an undersized stack size parameter. To remediate …

Missing minimum size validation in secure context allocation in FreeRTOS-Kernel before 11.3.1 might allow local users to corrupt secure-world heap metadata via an out-of-bounds write with an undersized stack size parameter. To remediate …

▾ Twilightamazon · freertosEPSS 0.16%via NVD
CVE-2026-77235High· 7.3
1mo ago

Missing privilege verification in the secure context cleanup handler in FreeRTOS-Kernel before 11.3.1 might allow local users to cause a use-after-free condition in secure-world memory via the SVC handler for secure context deallocation.…

Missing privilege verification in the secure context cleanup handler in FreeRTOS-Kernel before 11.3.1 might allow local users to cause a use-after-free condition in secure-world memory via the SVC handler for secure context deallocation.…

▾ Twilightamazon · freertosEPSS 0.16%via NVD
CVE-2026-77234High· 8.8
1mo ago

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

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.

▾ Twilightamazon · freertosEPSS 0.17%via NVD
freertos vulnerabilities (CVEs) · VulnSea