CVE-2019-5016: Kcodes Netusb.ko

Critical severity, CVSS 9.1. EPSS: 3.6% chance of exploitation in the next 30 days.

An exploitable arbitrary memory read vulnerability exists in the KCodes NetUSB.ko kernel module which enables the ReadySHARE Printer functionality of at least two NETGEAR Nighthawk Routers and potentially several other vendors/products. A specially crafted index value can cause an invalid memory read, resulting in a denial of service or remote information disclosure. An unauthenticated attacker can send a crafted packet on the local network to trigger this vulnerability.

Affected products

• Kcodes Netusb.ko: version 1.0.2.66 only; version 1.0.2.69 only
• NETGEAR r7900 Firmware: version 1.0.3.810.037 only
• NETGEAR r8000 Firmware: version 1.0.4.28_10.1.54 only

Published 2019-06-17. Last modified 2026-06-17.