USN-3176-1: PCSC-Lite vulnerability

Ubuntu Security Notice USN-3176-1

23rd January, 2017

pcsc-lite vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

• Ubuntu 16.10



• Ubuntu 16.04 LTS



• Ubuntu 14.04 LTS



• Ubuntu 12.04 LTS

Summary

PCSC-Lite could be made to crash or run programs as an administrator
if it received specially crafted input.

Software description

• pcsc-lite
  - Middleware to access a smart card using PC/SC
  
  

Details

Peter Wu discovered that the PC/SC service did not correctly handle certain
resources. A local attacker could use this issue to cause PC/SC to crash,
resulting in a denial of service, or possibly execute arbitrary code with
root privileges.

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 16.10:

Ubuntu 16.04 LTS:

Ubuntu 14.04 LTS:

Ubuntu 12.04 LTS:

To update your system, please follow these instructions: