Unrated severityOSV Advisory· Published Jan 10, 2026· Updated Jan 12, 2026
Apache Mynewt NimBLE: NULL Pointer Dereference in NimBLE host HCI layer
CVE-2025-53477
Description
NULL Pointer Dereference vulnerability in Apache Nimble.
Missing validation of HCI connection complete or HCI command TX buffer could lead to NULL pointer dereference. This issue requires disabled asserts and broken or bogus Bluetooth controller and thus severity is considered low.
This issue affects Apache NimBLE: through 1.8.0.
Users are recommended to upgrade to version 1.9.0, which fixes the issue.
Affected products
1- Range: nimble_1_5_0_rc1_tag, nimble_1_5_0_tag, nimble_1_6_0_rc1_tag, …
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3News mentions
0No linked articles in our index yet.