CVE-2024-28115: FreeRTOS is a real-time operating system for microcontrollers

Q: How do I fix CVE-2024-28115?

freertos: upgrade to 10.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2024-28115 being exploited?

CVE-2024-28115 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-28115 affect?

CVE-2024-28115 affects freertos. Severity is high (CVSS 8.8). 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 th

Q: How urgent is CVE-2024-28115?

Priority 40/100. High severity; On your watchlist

This month

HIGH 8.8WATCHLISTUPGRADE

CVE-2024-28115 is a high-severity flaw (CVSS 8.8) affecting freertos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 ve

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-284
Published	2024-03-07
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: amazon

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-03-07 21:15 UTCPublished CVE record published
2026-06-17 07:20 UTCUpdated Record last modified

amazon freertos UPGRADE

Affected: < 10.6.2

Fixed in: 10.6.2

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-28115?

freertos: upgrade to 10.6.2. Exact commands for each OS are on this page.

Is CVE-2024-28115 being exploited?

CVE-2024-28115 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-28115 affect?

CVE-2024-28115 affects freertos. Severity is high (CVSS 8.8). 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 th

How urgent is CVE-2024-28115?

Priority 40/100. High severity; On your watchlist

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CVE-2026-77236 HIGH 7.3 UPGRADE Missing minimum size validation in secure context allocation in FreeRTOS-Kernel before 11.3.1 might allow loca
CVE-2026-77237 MEDIUM 6.5 UPGRADE Missing queue-set type validation in xQueueAddToSet() in the FreeRTOS-Kernel before 11.3.1 might allow an unpr
CVE-2021-27504 HIGH 7.4 MITIGATE UPGRADE Texas Instruments devices running FREERTOS, malloc returns a valid pointer to a small buffer on extremely lar

References

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