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CVE-2011-1771

Description

The cifs_close function in fs/cifs/file.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (NULL pointer dereference and BUG) or possibly have unspecified other impact by setting the O_DIRECT flag during an attempt to open a file on a CIFS filesystem.

POC

Reference

- http://securityreason.com/securityalert/8367

Github

No PoCs found on GitHub currently.