Debian Security Advisory

DLA-425-1 libssh -- LTS security update

Date Reported:
23 Feb 2016
Affected Packages:
libssh
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2016-0739.
More information:

Aris Adamantiadis of the libssh team discovered that libssh, an SSH2 protocol implementation used by many applications, did not generate sufficiently long Diffie-Hellman secrets.

This vulnerability could be exploited by an eavesdropper to decrypt and to intercept SSH sessions.

For the oldoldstable distribution (squeeze), this has been fixed in version 0.4.5-3+squeeze3.

For the oldstable (wheezy) and stable (jessie) distributions, this will be fixed soon.