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Unrated severityNVD Advisory· Published Feb 26, 2025· Updated Dec 23, 2025

Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt

CVE-2022-49139

Description

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.

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Affected products

137

Patches

Vulnerability mechanics

References

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