GLSA 201512-09: encfs: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	encfs: Multiple vulnerabilities
Date:	12/30/2015
Bugs:	#510290
ID:	201512-09

Synopsis

Multiple vulnerabilities have been found in encfs, the worst of which can allow remote attackers to execute arbitrary code or cause a Denial of Service condition.

Background

Encfs is an implementation of encrypted filesystem in user-space using FUSE.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
sys-fs/encfs	< 1.7.5	>= 1.7.5	All supported architectures

Description

Multiple vulnerabilities have been discovered in encfs. Please review the CVE identifiers referenced below for details.

Impact

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.

Workaround

There is no known workaround at this time.

Resolution

All encfs users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-fs/encfs-1.7.5"

References

CVE-2014-3462

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201512-09.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.