Package : libxxf86vm 
Vulnerability : several 
Problem type : remote 
Debian-specific: no 
CVE ID : CVE-2013-2001 

 Ilja van Sprundel of IOActive discovered several security issues in multiple components of the X.org graphics stack and the related libraries: Various integer overflows, sign handling errors in integer conversions, buffer overflows, memory corruption and missing input sanitising may lead to privilege escalation or denial of service. For the oldstable distribution (squeeze), this problem will be fixed soon as version 1:1.1.0-2+squeeze1. For the stable distribution (wheezy), this problem has been fixed in version 1:1.1.2-1+deb7u1. For the unstable distribution (sid), this problem has been fixed in version 1:1.1.2-1+deb7u1. 

 We recommend that you upgrade your libxxf86vm packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: http://www.debian.org/security/

Package : libxvmc Vulnerability : several Problem type : remote Debian-specific: no CVE ID : CVE-2013-1990 CVE-2013-1999 

 A regression was discovered in the security update for libxvmc, causing segfaults with some applications. Updated packages are available to address this problem. For reference, the original advisory text follows. Ilja van Sprundel of IOActive discovered several security issues in multiple components of the X.org graphics stack and the related libraries: Various integer overflows, sign handling errors in integer conversions, buffer overflows, memory corruption and missing input sanitising may lead to privilege escalation or denial of service. For the oldstable distribution (squeeze), this problem has been fixed in version 2:1.0.5-1+squeeze2. For the stable distribution (wheezy), this problem has been fixed in version 2:1.0.7-1+deb7u2. 

 We recommend that you upgrade your libxvmc packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: http://www.debian.org/security/