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CVE-2024-32018: RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit

55
This month
HIGH 8.8UPGRADE

CVE-2024-32018 is a high-severity flaw (CVSS 8.8) affecting riot. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. Most codebases define assertion macros which compile to a no-op on non-debug builds. If assertions are the only line of defense against untrusted input, the software may be exposed to attacks that leverage the lack of proper input checks. In detail, in the `nimble_scanlist_update()` function below, `l

Why this priority

  • High severity
  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score8.8 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance1.5% (top 25%)
CISA exploited listNo
WeaknessCWE-120
Published2024-05-01
Last modified2026-06-17
Publisher (CNA): GitHub, Inc. · Vendor: riot-os

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

Am I affected?

Timeline

riot-os riot UPGRADE
Affected: <= 2024.01
Fixed in: newer than 2024.01
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-2024-32018?

riot: upgrade to newer than 2024.01. Exact commands for each OS are on this page.

Is CVE-2024-32018 being exploited?

CVE-2024-32018 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-2024-32018 affect?

CVE-2024-32018 affects riot. Severity is high (CVSS 8.8). RIOT is a real-time multi-threading operating system that supports a range of devices that are typically 8-bit, 16-bit and 32-bit microcontrollers. Most codebases define assertion macros which compile to a no-op on non-debug builds. If asse

How urgent is CVE-2024-32018?

Priority 55/100. High severity; Public exploit reference

Related CVEs

References

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