CVE-2015-0837

Name	CVE-2015-0837
Description	The mpi_powm function in Libgcrypt before 1.6.3 and GnuPG before 1.4.19 allows attackers to obtain sensitive information by leveraging timing differences when accessing a pre-computed table during modular exponentiation, related to a "Last-Level Cache Side-Channel Attack."
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-175-1, DLA-190-1, DSA-3184-1, DSA-3185-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libgcrypt20 (PTS)	bullseye	1.8.7-6	fixed
	bookworm	1.10.1-3	fixed
	trixie	1.11.0-7	fixed
	forky, sid	1.11.2-3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
gnupg	source	squeeze	1.4.10-4+squeeze7	DLA-175-1
gnupg	source	wheezy	1.4.12-7+deb7u7	DSA-3184-1
gnupg	source	(unstable)	1.4.18-7
libgcrypt11	source	squeeze	1.4.5-2+squeeze3	DLA-190-1
libgcrypt11	source	wheezy	1.5.0-5+deb7u3	DSA-3185-1
libgcrypt11	source	(unstable)	(unfixed)
libgcrypt20	source	(unstable)	1.6.3-2

http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=6cbc75e71295f23431c4ab95edc7573f2fc28476