CVE-2026-74534

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

CVE-2026-74534 Bluetooth: ISO: fix refcounting of iso_conn

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

CVE-2026-74534 Bluetooth: ISO: fix refcounting of iso_conn

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

CVE-2026-72334

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

CVE-2026-72334

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

UBUNTU-CVE-2026-72334

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

EUVD-2026-59233

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

CVE-2026-72334 Bluetooth: ISO: fix malformed ISO_END/CONT handling

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

PT-2026-72993

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: clear iso data always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-iso data = NULL is necessary, otherwise later iso conn free will UAF. Fix clearing of iso data in iso sock disconn...

PT-2026-72990

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in iso connect ind Accessing iso pisk-conn requires lock sock, which is not taken in the "ev3" part of iso connect ind. It may also be NULL if socket has transitioned away from the LISTEN/CONNECT states...

PT-2026-72986

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of iso conn iso conn del and iso chan del have a race that results to double-put of iso conn: Task hdev-workqueue Task 2 iso conn del iso chan del iso conn hold unless zero iso conn lock iso conn...

Linux Distros Unpatched Vulnerability : CVE-2026-74537

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close...

PT-2026-72988

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix leaking sk after socket release iso sock kill tests !sock flagsk, SOCK ZAPPED || sk-sk socket || sock flagsk, SOCK DEAD for early return, but this is always true since sock orphansk sets SOCK DEAD, so the sk...

Linux Distros Unpatched Vulnerability : CVE-2026-74534

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel...

PT-2026-72991

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in iso sock getname Accessing iso pisk-conn requires lock sock, which is not held here. Fix by adding the lock/release...

Linux Distros Unpatched Vulnerability : CVE-2026-74535

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: avoid deadlocks in isosocktimeout isosocktimeout takes locksock, so sync disabling the timer while holding that lock may deadlock. isosocktimeou...

Linux Distros Unpatched Vulnerability : CVE-2026-72334

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject...

PT-2026-72985

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix race of kfree vs kref get unless zero hci conn::iso data is accessed and modified without lock or RCU. This leads to a race Task hdev-workqueue Task 2 iso recv iso conn putconn conn = LOAD hcon-iso data iso co...

Linux Distros Unpatched Vulnerability : CVE-2026-74541

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: clear isodata always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-isodata = NULL is necessary, otherwise later...

Linux Distros Unpatched Vulnerability : CVE-2026-74539

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: lock sk in isosockgetname Accessing isopisk-conn requires locksock, which is not held here. Fix by adding the lock/release. CVE-2026-74539 Note...