medium5.5
CVE-2022-49139
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt This event is just specified fo…
Impact
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt This event is just specified for SCO and eSCO link types. On the reception of a HCI_Synchronous_Connection_Complete for a BDADDR of an existing LE connection, LE link type and a status that triggers the second case of the packet processing a NULL pointer dereference happens, as conn->link is NULL.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.4.231 from 5.5 before 5.10.167 from 5.11 before 5.15.92 from 5.16 before 5.17.3 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/0f9db1209f59844839175b5b907d3778cafde93d
- https://git.kernel.org/stable/c/1c1291a84e94f6501644634c97544bb8291e9a1a
- https://git.kernel.org/stable/c/3afee2118132e93e5f6fa636dfde86201a860ab3
- https://git.kernel.org/stable/c/c1aa0dd52db4ce888be0bd820c3fa918d350ca0b
- https://git.kernel.org/stable/c/f61c23e73dc653b957781066abfa8105c3fa3f5b