8.8Alta
CVE-2026-77234Improper input validation in FreeRTOS-Kernel timer command handling
Descripción
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.
Debilidad (CWE):
CWE-863
Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.
Productos y versiones afectados
| Fabricante | Producto | Versiones | |
|---|---|---|---|
| amazon | freertos | 7.0.0 – < 11.3.1 | |
| FreeRTOS | FreeRTOS-Kernel | 7.0.0 – ≤ 11.3.0 |
Referencias y parches
- https://github.com/FreeRTOS/FreeRTOS-Kernel/releases/tag/V11.3.1 patchRelease Notes
- https://aws.amazon.com/security/security-bulletins/2026-086-aws/ vendor-advisoryVendor Advisory
- https://github.com/FreeRTOS/FreeRTOS-Kernel/security/advisories/GHSA-w3vr-pr75-5hc6 third-party-advisoryVendor Advisory
Coincidencias CPE (NVD) (1)
cpe:2.3:o:amazon:freertos:*:*:*:*:*:*:*:*≥ 7.0.0 < 11.3.1