CVE-2025-5688-FreeRTOS-Plus-TCP-Out-of-Bounds-Write

CVE-2025-5688 – FreeRTOS-Plus-TCP Out-of-Bounds Write Exploit Remote memory corruption / DoS / potential RCE trigger in FreeRTOS-Plus-TCP when processing overly long DNS names in LLMNR or mDNS queries Buffer Allocation Scheme 1. Exploit Author: Mohammed Idrees Banyamer Country: Jordan Instagram:...

CVE-2026-119086

Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on MPU-enabled ports with queue sets enabled allows a local unprivileged task to write actor-controlled data beyond a pointer-sized object on the privileged kernel stack, affecting privilege...

CVE-2026-119086 Missing type validation in xQueueSelectFromSet in FreeRTOS-Kernel

Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on MPU-enabled ports with queue sets enabled allows a local unprivileged task to write actor-controlled data beyond a pointer-sized object on the privileged kernel stack, affecting privilege...

CVE-2026-119086

The FreeRTOS-Kernel (versions before V11.3.3 ) is vulnerable to a type confusion and stack-based buffer overflow in the queue-set selection system call. Specifically, a missing type validation in xQueueSelectFromSet on MPU-enabled ports allows a local unprivileged task to write actor-controlled d...

EUVD-2026-114246

Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on MPU-enabled ports with queue sets enabled allows a local unprivileged task to write actor-controlled data beyond a pointer-sized object on the privileged kernel stack, affecting privilege...

CVE-2026-119086 Missing type validation in xQueueSelectFromSet in FreeRTOS-Kernel

Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on MPU-enabled ports with queue sets enabled allows a local unprivileged task to write actor-controlled data beyond a pointer-sized object on the privileged kernel stack, affecting privilege...

CVE-2026-119086: FreeRTOS FreeRTOS-Kernel: Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on…

Missing queue-set type validation in the queue-set selection system call in FreeRTOS-Kernel before V11.3.3 on MPU-enabled ports with queue sets enabled allows a local unprivileged task to write actor-controlled data beyond a pointer-sized object on the privileged kernel stack, affecting privilege...

PT-2026-133727

Name of the Vulnerable Software and Affected Versions FreeRTOS-Kernel versions prior to 11.3.3 Description On MPU-enabled ports with queue sets enabled, the queue-set selection system call lacks proper type validation. This allows a local unprivileged task to write actor-controlled data beyond a...

CVE-2026-109587

Incorrect authorization in the Arm Cortex-R82 Armv8-R AArch64 MPU port in FreeRTOS-Kernel V11.3.0 and V11.3.1 might allow an unprivileged task on MPU-enabled builds to read and write privileged kernel memory outside the regions assigned to it, via a buffer argument passed to an MPU system call. T...

CVE-2026-109588

Numeric truncation of the buffer length in the MPU buffer authorization check in FreeRTOS-Kernel V11.3.0 and V11.3.1 on the Arm Cortex-R82 Armv8-R AArch64 MPU port might allow, under certain conditions, an unprivileged task on MPU-enabled builds to read or write privileged kernel memory beyond th...

CVE-2026-102552

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102551

Improper verification of the source of a communication channel in the IPv6 Router Advertisement handler in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow a remote third-party to influence an endpoint's IPv6 default gateway, on-link prefix, and address configuration via a crafted Router...

CVE-2026-102552

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102552 Improper verification of the source of a communication channel in FreeRTOS-Plus-TCP DNS resolver

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102552 Improper verification of the source of a communication channel in FreeRTOS-Plus-TCP DNS resolver

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102552

The Amazon FreeRTOS-Plus-TCP DNS resolver is vulnerable to improper verification of the source of a communication channel in versions prior to V4.4.2 . This flaw allows a remote third-party to perform a DNS cache poisoning attack by inserting a chosen address into the device's DNS cache via a for...

EUVD-2026-103022

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102552 Improper verification of the source of a communication channel in FreeRTOS-Plus-TCP DNS resolver

Improper verification of the source of a communication channel in the DNS resolver in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow remote third-party to insert a chosen address into the device's DNS cache via a forged DNS reply. To remediate this issue, users should upgrade to version V4.4....

CVE-2026-102551 Improper verification of the source of a communication channel in FreeRTOS-Plus-TCP Router Advertisement handling

Improper verification of the source of a communication channel in the IPv6 Router Advertisement handler in Amazon FreeRTOS-Plus-TCP before V4.4.2 might allow a remote third-party to influence an endpoint's IPv6 default gateway, on-link prefix, and address configuration via a crafted Router...

CVE-2026-102551

Amazon FreeRTOS-Plus-TCP is vulnerable to improper verification of the source of a communication channel in its IPv6 Router Advertisement handler prior to version V4.4.2 . A remote third-party could exploit this by sending a crafted Router Advertisement to influence an endpoint's IPv6 default gat...