8.4

CVE-2026-77237

Missing type validation in xQueueAddToSet in FreeRTOS-Kernel

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Amazon ≫ Freertos Version >= 7.4.0 < 11.3.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.12% 0.023
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.4 2 5.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
ff89ba41-3aa1-4d27-914a-91399e9639e5 8.2 0 0
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
ff89ba41-3aa1-4d27-914a-91399e9639e5 6.5 2 4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

https://aws.amazon.com/security/security-bulletins/2026-086-aws/
Vendor Advisory
https://github.com/FreeRTOS/FreeRTOS-Kernel/releases/tag/V11.3.1
Release Notes
https://github.com/FreeRTOS/FreeRTOS-Kernel/security/advisories/GHSA-9wvc-hqvx-5wf5
Vendor Advisory