Debian Security Advisory
DSA-3474-1 libgcrypt20 -- security update
- Date Reported:
- 12 Feb 2016
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2015-7511.
- More information:
Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that the ECDH secret decryption keys in applications using the libgcrypt20 library could be leaked via a side-channel attack.
See https://www.cs.tau.ac.IL/~tromer/ecdh/ for details.
For the stable distribution (jessie), this problem has been fixed in version 1.6.3-2+deb8u1.
For the unstable distribution (sid), this problem has been fixed in version 1.6.5-2.
We recommend that you upgrade your libgcrypt20 packages.