GLSA 201401-17: PCSC-Lite: Arbitrary code execution

Severity:normal
Title:PCSC-Lite: Arbitrary code execution
Date:01/21/2014
Bugs: #349561
ID:201401-17

Synopsis

A vulnerability in PCSC-Lite could result in execution of arbitrary code or Denial of Service.

Background

PCSC-Lite is a PC/SC Architecture smartcard middleware library.

Affected packages

Package Vulnerable Unaffected Architecture(s)
sys-apps/pcsc-lite < 1.6.6 >= 1.6.6 All supported architectures

Description

PCSC-Lite contains a stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset Handler (atrhandler.c).

Impact

A physically proximate attacker could execute arbitrary code or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All PCSC-Lite users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-apps/pcsc-lite-1.6.6"
    

NOTE: This is a legacy GLSA. Updates for all affected architectures are available since January 10, 2011. It is likely that your system is already no longer affected by this issue.

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201401-17.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License

Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

Thank you!