CVE-2026-74301 Bluetooth: btmtk: fix URB leak in alloc_mtk_intr_urb error path

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: fix URB leak in allocmtkintrurb error path When btmtkisopktpad fails, the previously allocated URB is not freed, leaking the urb structure. Add usbfreeurb before returning the error...

PT-2026-72737

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: fix URB leak in alloc mtk intr urb error path When btmtk isopkt pad fails, the previously allocated URB is not freed, leaking the urb structure. Add usb free urb before returning the error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btmtk: Check the length of the SKB data in the WMT event before accessing the struct. The function btmtkusbhciwmtsync casts the SKB data from the WMT event response into struct btmtkhciwmtevt 7 bytes and struct...

CVE-2026-46140

A flaw was found in the Linux kernel's Bluetooth subsystem, specifically within the btmtk driver. A remote attacker could exploit this vulnerability by sending a specially crafted Wireless Management Terminal WMT event response. The system processes these responses without properly validating the...

CVE-2026-46140 Bluetooth: btmtk: validate WMT event SKB length before struct access

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: validate WMT event SKB length before struct access btmtkusbhciwmtsync casts the WMT event response SKB data to struct btmtkhciwmtevt 7 bytes and struct btmtkhciwmtevtfuncc 9 bytes without first checking that the...