CVE-2026-68392: Linux

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix locking in unpair_device/disconnect_sync Dereferencing RCU-protected pointers outside critical sections is invalid and may lead to UAF. Take hdev->lock for hci_conn lookup and hci_abort_conn(). Don't use RCU to ensure the conn is fully initialized at this point.

Affected products

• Linux Linux: from 6.6.51, before 6.6.148 (fixed in 6.6.148); from 6.10.10, before 6.11 (fixed in 6.11); from 6.11, before 6.12.101 (fixed in 6.12.101); from 6.13, before 6.18.42 (fixed in 6.18.42); from 6.19, before 7.1.6 (fixed in 7.1.6)

Published 2026-08-10. Last modified 2026-08-23.