CVE-2026-89774

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: hold sk properly in scoconnready sk deref in scoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk and parent sk is currently accessed without either, and...

CVE-2026-89774

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: hold sk properly in scoconnready sk deref in scoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk and parent sk is currently accessed without either, and...

CVE-2026-89774 Bluetooth: SCO: hold sk properly in sco_conn_ready

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: hold sk properly in scoconnready sk deref in scoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk and parent sk is currently accessed without either, and...

EUVD-2026-80255

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: hold sk properly in scoconnready sk deref in scoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk and parent sk is currently accessed without either, and...

CVE-2026-89774

CVE-2026-89774 is a Use-After-Free (UAF) in the Linux kernel's Bluetooth SCO subsystem, specifically in sco_conn_ready(). The socket (conn->sk) and its parent are dereferenced without holding a refcount or under conn->lock, allowing a concurrent sco_sock_release() to free the socket before ...