CVE-2025-53470

Name: CVE-2025-53470
Creator: NVD / NIST
Published: 2026-01-10T10:15:50.493+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.1/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2025-53470 is a low-severity vulnerability rated 3.1/10 on the CVSS scale. Out-of-bounds Read vulnerability in Apache NimBLE HCI H4 driver. Specially crafted HCI event could lead to invalid memory read in H4 driver. This issue affects Apache NimBLE: through 1.8. This issue requires a broken or bogus Bluetooth controller and thus severity is considered low. Users are recommended to upgrade to version 1.9, which fixes the issue.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

Out-of-bounds Read vulnerability in Apache NimBLE HCI H4 driver. Specially crafted HCI event could lead to invalid memory read in H4 driver. This issue affects Apache NimBLE: through 1.8. This issue requires a broken or bogus Bluetooth controller and thus severity is considered low. Users are recommended to upgrade to version 1.9, which fixes the issue.

Metrics

CVSS 3.1

3.1/10

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.33%

24.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Apache	Nimble	< 1.9.0

References

https://github.com/apache/mynewt-nimble/commit/b973df0c6cf7b30efbf8eb2cafdc1ee843464b76Patch
https://lists.apache.org/thread/32sm0944dyod4sdql77stgyw9xb2msc0Mailing List, Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/01/08/2Mailing List, Third Party Advisory

Timeline

Published: Jan 10, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-53470?

How severe is CVE-2025-53470?

CVE-2025-53470 has a CVSS score of 3.1/10 (LOW severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2025-53470?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-53470?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST