Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.5epss 0.3%
exploitation probability
0.3%top 84% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/0f9db1209f59844839175b5b907d3778cafde93dhttps://git.kernel.org/stable/c/1c1291a84e94f6501644634c97544bb8291e9a1ahttps://git.kernel.org/stable/c/3afee2118132e93e5f6fa636dfde86201a860ab3https://git.kernel.org/stable/c/c1aa0dd52db4ce888be0bd820c3fa918d350ca0bhttps://git.kernel.org/stable/c/f61c23e73dc653b957781066abfa8105c3fa3f5b