Two OpenSSL DTLS remote DoS

[Mark J Cox <mjc () redhat com>]

Spotted on openssl-dev, two issues that can lead to a remote attacker 
exhausting memory of a DTLS enabled service.  DTLS support was introduced 
in OpenSSL 0.9.8.

CVE-2009-1377 DTLS epoch record buffer memory DoS

        http://rt.openssl.org/Ticket/Display.html?id=1930&user=guest&pass=guest
        http://marc.info/?l=openssl-dev&m=124247675613888&w=2
        http://cvs.openssl.org/chngview?cn=18187

        CVSSv2= 5.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

CVE-2009-1378 DTLS fragment handling memory DoS

        http://rt.openssl.org/Ticket/Display.html?id=1931&user=guest&pass=guest
        http://marc.info/?t=124250665500033&r=1&w=2

        http://cvs.openssl.org/chngview?cn=18188
        (Note doesn't have a backported 0.9.8 patch yet, follow openssl-dev)

        CVSSv2= 5.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

Thanks, Mark