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:
-
pcscd
1.8.14-1ubuntu1.16.10.1
- Ubuntu 16.04 LTS:
-
pcscd
1.8.14-1ubuntu1.16.04.1
- Ubuntu 14.04 LTS:
-
pcscd
1.8.10-1ubuntu1.1
- Ubuntu 12.04 LTS:
-
pcscd
1.7.4-2ubuntu2.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-3176-1: PCSC-Lite vulnerability
