CVE-2026-63944: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix UAF in hcilecreatecissync hcilecreatecissync dereferences conn-conntimeout after releasing both rcureadlock and hcidevlockhdev. The conn pointer was obtained from an RCU-protected iteration over...

CVE-2026-46111: Use After Free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: fix potential UAF in createbigsync Add hciconnvalid check in createbigsync to detect stale connections before proceeding with BIG creation. Handle the resulting -ECANCELED in createbigcomplete and re-validate...

CVE-2022-49111: Use After Free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix use after free in hcisendacl This fixes the following trace caused by receiving HCIEVDISCONNPHYLINKCOMPLETE which does call hciconndel without first checking if conn-type is in fact AMPLINK and in case it is do...

CVE-2024-42132: Release of Invalid Pointer or Reference

In the Linux kernel, the following vulnerability has been resolved: bluetooth/hci: disallow setting handle bigger than HCICONNHANDLEMAX Syzbot hit warning in hciconndel caused by freeing handle that was not allocated using ida allocator. This is caused by handle bigger than HCICONNHANDLEMAX passe...