CVE-2025-53477

HIGH

Apache Nimble <1.9.0 - NULL Pointer Dereference

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 7.5
EPSS 0.0036
EPSS Percentile 58.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (1)
apache/nimble < 1.9.0
Published Jan 10, 2026
Tracked Since Feb 18, 2026