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CVE-2014-3519

Description

The open_by_handle_at function in vzkernel before 042stab090.5 in the OpenVZ modification for the Linux kernel 2.6.32, when using simfs, might allow local container users with CAP_DAC_READ_SEARCH capability to bypass an intended container protection mechanism and access arbitrary files on a filesystem via vectors related to use of the file_handle structure.

POC

Reference

- http://www.openwall.com/lists/oss-security/2014/06/24/16

Github

- https://github.com/v0112358/proxomox