Upstream information

CVE-2026-43018 at MITRE

Description

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_event: fix potential UAF in hci_le_remote_conn_param_req_evt

hci_conn lookup and field access must be covered by hdev lock in
hci_le_remote_conn_param_req_evt, otherwise it's possible it is freed
concurrently.

Extend the hci_dev_lock critical section to cover all conn usage.

SUSE information

Overall state of this security issue: Does not affect SUSE products

SUSE Bugzilla entry: 1264008 [NEW]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Tue May 5 11:35:45 2026
CVE page last modified: Fri May 8 12:08:59 2026