CVE-2026-68392Bluetooth: mgmt: fix locking in unpair_device/disconnect_sync
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Aug 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 7fe4d391e937c2f048a43ff4b421e677f10d83c0 before 74f3e6e21ebc6c418d348f8ce68aef6fe6d82c82; 249c88e7fb45b6b705040c5af4bd0d0f2bc9735c builds before 8bc83f9ef6789571f399ff631a2a14a12b6d8585; from 227a0cdf4a028a73dc256d0f5144b4808d718893 before 579faba5ede6df6b7f36777c431dc8dcf9d272e7; from 227a0cdf4a028a73dc256d0f5144b4808d718893 before ca58ad287bfc5b9d31a72ecb8650289df2b57250; from 227a0cdf4a028a73dc256d0f5144b4808d718893 before b11511006f9e17000de3f4cadee451364f658ca3; 227a0cdf4a028a73dc256d0f5144b4808d718893 builds before 16cd66443957e4ad42155c6fec401012f600c6f8; 58afdc9b18871eb1d461c725be9e9f3f44a39aeb; from 6.6.51 before 6.6.148; and 1 more ranges | CNA record |
References
- https://git.kernel.org/stable/c/74f3e6e21ebc6c418d348f8ce68aef6fe6d82c82
- https://git.kernel.org/stable/c/8bc83f9ef6789571f399ff631a2a14a12b6d8585
- https://git.kernel.org/stable/c/579faba5ede6df6b7f36777c431dc8dcf9d272e7
- https://git.kernel.org/stable/c/ca58ad287bfc5b9d31a72ecb8650289df2b57250
- https://git.kernel.org/stable/c/b11511006f9e17000de3f4cadee451364f658ca3
- https://git.kernel.org/stable/c/16cd66443957e4ad42155c6fec401012f600c6f8
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.