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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.securityfocus.com/bid/68171 ↗
- https://help.virtuozzo.com/customer/en/portal/articles/2563842-cu-2-6-32-042stab090-5-parallels-virtuozzo-containers-4-7-core-update ↗
- http://www.openwall.com/lists/oss-security/2014/06/24/16 ↗
- https://openvz.org/Download/kernel/rhel6/042stab090.5 ↗
- https://help.virtuozzo.com/customer/en/portal/articles/2522783-parallels-cloud-server-6-0-update-6-hotfix-8-6-0-6-2004- ↗
- https://help.virtuozzo.com/customer/en/portal/articles/2563843-cu-2-6-32-042stab090-5-parallels-server-bare-metal-5-0-core-update ↗