CVE-2013-1774: Linux Kernel

Medium severity, CVSS 4.0. EPSS: 0.4% chance of exploitation in the next 30 days.

The chase_port function in drivers/usb/serial/io_ti.c in the Linux kernel before 3.7.4 allows local users to cause a denial of service (NULL pointer dereference and system crash) via an attempted /dev/ttyUSB read or write operation on a disconnected Edgeport USB serial converter.

Affected products

• Linux Linux Kernel: up to and including 3.7.3; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …
• Red Hat Enterprise Linux: version 6.0 only
• Red Hat Enterprise Mrg: version 2.0 only

Published 2013-02-28. Last modified 2026-06-16.