CVE-2014-5270 Information

Description

Libgcrypt before 1.5.4 as used in GnuPG and other products does not properly perform ciphertext normalization and ciphertext randomization which makes it easier for physically proximate attackers to conduct key-extraction attacks by leveraging the ability to collect voltage data from exposed metal a different vector than CVE-2013-4576.

Reference

http://lists.gnupg.org/pipermail/gnupg-announce/2014q3/000352.html http://openwall.com/lists/oss-security/2014/08/16/2 http://www.cs.tau.ac.il/~tromer/handsoff/ http://www.debian.org/security/2014/dsa-3024 http://www.debian.org/security/2014/dsa-3073