CVE-2024-22905: Buffer Overflow vulnerability in ARM mbed-os v.6.17.0 allows a remote attacker to execute arbitrary code via a

Routine

HIGH 7.0MITIGATE

CVE-2024-22905 is a high-severity flaw (CVSS 7.0) affecting mbed os. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer Overflow vulnerability in ARM mbed-os v.6.17.0 allows a remote attacker to execute arbitrary code via a crafted script to the hciTrSerialRxIncoming function.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.0 (High)
Attack vector	Local
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-120
Published	2024-04-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: arm

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

Am I affected?

Timeline

2024-04-19 21:15 UTCPublished CVE record published
2026-06-17 07:11 UTCUpdated Record last modified

arm mbed os MITIGATE

Affected: 6.17.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.17.0

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-2024-22905?

mbed os: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-22905 being exploited?

CVE-2024-22905 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-2024-22905 affect?

CVE-2024-22905 affects mbed os. Severity is high (CVSS 7.0). Buffer Overflow vulnerability in ARM mbed-os v.6.17.0 allows a remote attacker to execute arbitrary code via a crafted script to the hciTrSerialRxIncoming function.

How urgent is CVE-2024-22905?

Priority 34/100. High severity

Related CVEs

CVE-2024-48984 CRITICAL 9.8 MITIGATE An issue was discovered in MBed OS 6.16.0

References

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