Encfs is an implementation of encrypted filesystem in user-space using FUSE.
Multiple vulnerabilities have been discovered in encfs. Please review the CVE identifiers referenced below for details.
A local attacker can utilize a possible buffer overflow in the encodeName method of StreamNameIO and BlockNameIO to execute arbitrary code or cause a Denial of Service. Also multiple weak cryptographics practices have been found in encfs.
There is no known workaround at this time.
All encfs users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-fs/encfs-1.7.5"