Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btusb: Added a NULL check for “date-evtskb”. Fixed a crash due to NULL pointers. 6104.969662 BUG: NULL pointer dereferencing in the kernel; address: 00000000000000c8 6104.969667 PF: Supervisor read access in kernel...

CVE-2026-31497

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: clamp SCO altsetting table indices btusbwork maps the number of active SCO links to USB alternate settings through a three-entry lookup table when CVSD traffic uses transparent voice settings. The lookup current...

CVE-2025-38641

The CVE-2025-38641 issue concerns the Linux kernel Bluetooth subsystem (btusb). A NULL pointer dereference could occur on kmalloc failure because the return value wasn’t properly checked, leading to unsafe dereference in the affected code path. The connected documents state the fix as: validate t...