CVE-2026-77234
8.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| FreeRTOS | FreeRTOS-Kernel | 7.0.0 <= 11.3.0 | affected |
Weaknesses
- CWE-863: CWE-863: Incorrect Authorization
References
- https://github.com/FreeRTOS/FreeRTOS-Kernel/releases/tag/V11.3.1
- https://aws.amazon.com/security/security-bulletins/2026-086-aws/
- https://github.com/FreeRTOS/FreeRTOS-Kernel/security/advisories/GHSA-w3vr-pr75-5hc6
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