Gentoo: GLSA-201407-04: GnuPG: Denial of Service
Summary
GnuPG does not properly handle a specially crated compressed packet resulting in an infinite loop.
Resolution
All GnuPG 2.0 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-2.0.24"
All GnuPG 1.4 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/gnupg-1.4.17"
References
[ 1 ] CVE-2014-4617 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4617
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201407-04
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.
Synopsis
A vulnerability in GnuPG can lead to a Denial of Service condition.
Background
The GNU Privacy Guard, GnuPG, is a free replacement for the PGP suite of cryptographic software.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-crypt/gnupg < 2.0.24 *>= 1.4.21 *>= 1.4.17 *>= 1.4.18 *>= 1.4.20 *>= 1.4.19 >= 2.0.24
Impact
===== A context-dependent attacker can cause a Denial of Service.
Workaround
There is no known workaround at this time.