Article ID: 116086, created on May 14, 2013, last review on Aug 12, 2014

  • Applies to:
  • Virtuozzo 6.0
  • Virtuozzo containers for Linux 4.7
  • Virtuozzo hypervisor 5.0


A Linux kernel vulnerability (CVE-2013-2094) that may allow local users to gain root privileges (0-day exploit) was recently identified.

Affected Products

Parallels Virtuozzo Containers for Linux v4.7, Parallels Server Bare Metal v5.0, and Parallels Cloud Server v6.0 products are affected by this vulnerability. Parallels ships its own Linux kernel as part of these products.
This vulnerability may also affect other Linux hosts, such as hosts running RedHat, CentOS, Debian, and other Linux distributions. Please refer to the “Other Useful Links” section below.
NOTE: Parallels Virtuozzo Containers for Linux v4.0 and 4.6 are NOT affected.


- Privileges escalation: any local user can gain root privileges.
- Exploit is available in the wild.

Pre-requirements for exploiting the issue

- Local user account is required (no remote attack).


All customers are highly recommended to update the kernel for Parallels products as soon as possible to Parallels kernel version 2.6.32-042stab076.8 or later for PVC, PSBM, and PCS products.
Customers should update the kernel for other Linux hosts as soon as it is available from the vendor.
- RedHat for RedHat Enterprise Linux (update from Redhat is pending)
- Other Linux vendors

Links to Parallels Updates

Updates for affected Parallels products are available at the following links:
Parallels Virtuozzo Containers for Linux 4.7
Parallels Server Bare Metal 5.0
Parallels Cloud Server 6.0
Parallels Plesk Panel

Other useful links

* Vulnerability ID: CVE-2013-2094
* RHEL 6.x Advisory
* Fedora bugzilla
* Debian

0c05f0c76fec3dd785e9feafce1099a9 2897d76d56d2010f4e3a28f864d69223 d02f9caf3e11b191a38179103495106f e8e50b42231236b82df27684e7ec0beb c662da62f00df94fd77ba7a2c9eff4b4 a26b38f94253cdfbf1028d72cf3a498b c62e8726973f80975db0531f1ed5c6a2 0dd5b9380c7d4884d77587f3eb0fa8ef

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