OpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that generates predictable numbers, which makes it easier for remote attackers to conduct brute force guessing attacks against cryptographic keys.
https://news.ycombinator.com/item?id=40333169
https://exchange.xforce.ibmcloud.com/vulnerabilities/42375
http://www.ubuntu.com/usn/usn-612-7
http://www.ubuntu.com/usn/usn-612-4
http://www.ubuntu.com/usn/usn-612-3
http://www.ubuntu.com/usn/usn-612-2
http://www.ubuntu.com/usn/usn-612-1
http://www.kb.cert.org/vuls/id/925211
http://www.debian.org/security/2008/dsa-1576