CVE-2026-74528: Linux

High severity, CVSS 8.0. EPSS: 0.4% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold conn in hci_past_sync() callback Avoids giving freed pointers to hci_conn_valid(), which kmalloc may have reused. Hold refcount to avoid that.

Affected products

• Linux Linux: from 6.19, before 7.1.8 (fixed in 7.1.8)

Published 2026-08-15. Last modified 2026-08-17.