Off-by-one error in the ecryptfs_decode_from_filename function in fs/ecryptfs/crypto.c in the eCryptfs subsystem in the Linux kernel before 3.18.2 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted filename. (CVE-2014-9683)
Impact
A local attacker may be able to cause a denial-of-service (DoS) attack, or possibly gain privileges by using a crafted file name.