VULNERABILITY INTELLIGENCE

CVE-2021-43400

CVSS score9.1 CRITICAL
EPSS probability1.66%
CISA KEVNot currently listed
Published2021-11-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Description

An issue was discovered in gatt-database.c in BlueZ 5.61. A use-after-free can occur when a client disconnects during D-Bus processing of a WriteValue call.

Weakness classification

  • nvd@nist.gov: CWE-416

Primary references