zypp-refresh-patches in zypper in SUSE openSUSE 10.2, 10.3, and 11.0 does not ask the user before accepting repository keys, which allows remote repositories to cause a denial of service (package data corruption) via a spoofed key.

More... (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-3187)