Amazon Freertos vulnerabilities, page 2

22 vulnerabilities

Known vulnerabilities in Amazon Freertos, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

8.3CVE-2026-77236amazonfreertos+1
EPSS score
0.16%
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.9.3CVE-2026-77234amazonfreertos+1
EPSS score
0.17%
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.