VULNERABILITY INTELLIGENCE

CVE-2023-28464

CVSS score7.8 HIGH
EPSS probability0.27%
CISA KEVNot currently listed
Published2023-03-31
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_conn_hash_flush) because of calls to hci_dev_put and hci_conn_put. There is a double free that may lead to privilege escalation.

Weakness classification

  • CWE-415: Double Free

Primary references