Published: 31 May 2011
The random number generator in the Crypto application before 22.214.171.124, and SSH before 2.0.5, as used in the Erlang/OTP ssh library before R14B03, uses predictable seeds based on the current time, which makes it easier for remote attackers to guess DSA host and SSH session keys.
Launchpad, Ubuntu, Debian
Debian squeeze has fix in 1:14.a-dfsg-3squeeze1
erlang-ssh in in universe in lucid and natty. Patch only adds new functions to crypto library, doesn't change existing ones, so downgrading priority. Backport is difficult due to appup changes.