CVE-2026-77236

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 this issue, users should upgrade to version 11.3.1 or later...

CVE-2026-77236 Missing size validation in SecureContext_AllocateContext in FreeRTOS-Kernel

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 this issue, users should upgrade to version 11.3.1 or later...

CVE-2026-77236

CVE-2026-77236 is a missing input validation vulnerability in the SecureContext_AllocateContext function of FreeRTOS-Kernel prior to version 11.3.1. The absence of a minimum size check on the stack size parameter allows a local attacker to trigger an out-of-bounds write that corrupts secure-world...

EUVD-2026-64013

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. To remediate this issue, users should upgrade to...

CVE-2026-77235 Missing privilege check in SecureContext_FreeContext in FreeRTOS-Kernel

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. To remediate this issue, users should upgrade to...

CVE-2026-77235

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. To remediate this issue, users should upgrade to...

CVE-2026-77235 Missing privilege check in SecureContext_FreeContext in FreeRTOS-Kernel

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. To remediate this issue, users should upgrade to...

CVE-2026-77235

FreeRTOS-Kernel versions prior to 11.3.1 contain a missing privilege verification in the secure context cleanup handler (SecureContext_FreeContext). A local attacker with low privileges can trigger a use-after-free condition in secure-world memory through the SVC handler for secure context deallo...

CVE-2026-77234 Improper input validation in FreeRTOS-Kernel timer command handling

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...

EUVD-2026-64012

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...

CVE-2026-77234

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...

CVE-2026-77234 Improper input validation in FreeRTOS-Kernel timer command handling

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...

CVE-2026-77234

FreeRTOS-Kernel before 11.3.1 contains an improper input validation flaw in timer command handling that allows an unprivileged task on MPU-enabled ports to execute code in privileged kernel context. This represents a privilege escalation from user-space to kernel-space, with high impact on confid...

CVE-2026-77235: Use After Free

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. To remediate this issue, users should upgrade to...

CVE-2026-77234: Incorrect Authorization

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...

PT-2026-79418

Name of the Vulnerable Software and Affected Versions FreeRTOS-Kernel versions prior to 11.3.1 Description Missing minimum size validation in secure context allocation allows local users to corrupt secure-world heap metadata. This occurs via an out-of-bounds write when an undersized stack size...

CVE-2026-77236: Out-of-bounds Write

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 this issue, users should upgrade to version 11.3.1 or later...

PT-2026-79417

Name of the Vulnerable Software and Affected Versions FreeRTOS-Kernel versions prior to 11.3.1 Description A missing privilege verification in the secure context cleanup handler allows local users to trigger a use-after-free condition in secure-world memory. This occurs through the SVC handler us...

PT-2026-79426

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...

CVE-2026-77237: Access of Resource Using Incompatible Type

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 configUSEQUEUESETS=1 to read privileged kernel memory. To remediate this issue, users should upgrade to version 11.3.1 or later...