Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: Fixed a stack buffer overflow in hcilebigcreatesync. The hcilebigcreatesync function uses DEFINEFLEX to allocate a struct hcicplebigcreatesync on the stack, with 0x11 17 bytes of space for BIS entries...

CVE-2026-31772

A flaw was found in the Linux kernel's Bluetooth Host Controller Interface HCI synchronization. A local user could trigger a stack buffer overflow by binding a specific type of Bluetooth socket with an excessive number of Bluetooth Isochronous Stream BIS entries. This memory corruption can lead t...

CVE-2026-31772

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix stack buffer overflow in hcilebigcreatesync hcilebigcreatesync uses DEFINEFLEX to allocate a struct hcicplebigcreatesync on the stack with room for 0x11 17 BIS entries. However, conn-numbis can hold up to...

CVE-2026-31772

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix stack buffer overflow in hcilebigcreatesync hcilebigcreatesync uses DEFINEFLEX to allocate a struct hcicplebigcreatesync on the stack with room for 0x11 17 BIS entries. However, conn-numbis can hold up to...