CVE-2026-45811 Apache NimBLE: Buffer overflow in socket HCI transport

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in Apache NimBLE. The HCI socket transport did not check whether a received HCI event would fit the configured event pool before copying it, allowing a buffer overflow. Severity is low: exploitation requires either...

CVE-2026-45811

CVE-2026-45811: Buffer Copy without Checking Size of Input in Apache NimBLE's HCI socket transport allows a buffer overflow because the received HCI event might not fit the configured event pool. Affects NimBLE up to version 1.9.0; upgrade to 1.10.0 to fix. Exploitation requires either a misconfi...