gnupg: CVE-2013-4242

gnupg: CVE-2013-4242

GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x
and possibly other products, allows local users to obtain private RSA
keys via a cache side-channel attack involving the L3 cache, aka
Flush+Reload.

Patch from commit e2202ff2b704623efc6277fb5256e4e15bac5676 in
git://git.gnupg.org/libgcrypt.git

(From OE-Core rev: d1e0f3e71ce9978ff0fc94d71e67b528dad84c5c)

Signed-off-by: Yong Zhang <yong.zhang@windriver.com>
Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>