Bluetooth: hci_sync: hold conn in hci_past_sync() callback
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8epss 0.4%
exploitation probability
0.4%top 73% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hci_sync: hold conn in hci_past_sync() callback
Avoids giving freed pointers to hci_conn_valid(), which kmalloc may have
reused.
Hold refcount to avoid that.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · Linux