Linux Kernel 'drivers/net/usb/catc.c' Local Denial of Service Vulnerability

Bugtraq ID:	98011
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2017-8070
Remote:	No
Local:	Yes
Published:	Apr 23 2017 12:00AM
Updated:	May 02 2017 01:09AM
Credit:	The vendor reported this issue.
Vulnerable:	Linux kernel 4.9.8 Linux kernel 4.9.4 Linux kernel 4.9.3 Linux kernel 4.9.9 Linux kernel 4.9
Not Vulnerable:	Linux kernel 4.9.11

Linux Kernel 'drivers/net/usb/catc.c' Local Denial of Service Vulnerability

The Linux Kernel is prone to a local denial-of-service vulnerability.

A local attacker can exploit this issue to crash the affected application.resulting in denial-of-service conditions. Other attacks are also possible.

Linux Kernel versions 4.9.x prior to 4.9.11 are vulnerable.

Linux Kernel 'drivers/net/usb/catc.c' Local Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Linux Kernel 'drivers/net/usb/catc.c' Local Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Linux Kernel 'drivers/net/usb/catc.c' Local Denial of Service Vulnerability

References:

• catc: Use heap buffer for memory size test (Linux)
  
• Linux kernel Homepage (kernel.org)