Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: In the SCO process, the hold operation on sk should be properly handled within scoconnready. The dereferencing of sk in scoconnready must be done either under conn-lock, or while holding a reference count, to avoid...

SUSE 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...

Linux Distros Unpatched Vulnerability : CVE-2026-89774

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: hold sk properly in scoconnready sk deref in scoconnready must be done eithe...

DEBIAN-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

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...

UBUNTU-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 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...

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 ...

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: Undefined Security Weakness

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...