Debian Security Advisory
DSA-3901-1 libgcrypt20 -- security update
- Date Reported:
- 02 Jul 2017
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2017-7526.
- More information:
Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal and Yuval Yarom discovered that Libgcrypt is prone to a local side-channel attack allowing full key recovery for RSA-1024.
See https://eprint.iacr.org/2017/627 for details.
For the oldstable distribution (jessie), this problem has been fixed in version 1.6.3-2+deb8u4.
For the stable distribution (stretch), this problem has been fixed in version 1.7.6-2+deb9u1.
For the testing distribution (buster), this problem has been fixed in version 1.7.8-1.
For the unstable distribution (sid), this problem has been fixed in version 1.7.8-1.
We recommend that you upgrade your libgcrypt20 packages.