Vulnerability in Linux

CVE-2026-74531

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: hold conn reference in abort_conn_sync() There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that.

Affected products

  • Linux — versions 249c88e7fb45b6b705040c5af4bd0d0f2bc9735c, 227a0cdf4a028a73dc256d0f5144b4808d718893, 58afdc9b18871eb1d461c725be9e9f3f44a39aeb

References