The ROSE protocol implementation in the Linux kernel before 2.6.39 does not verify that certain data-length values are consistent with the amount of data sent, which might allow remote attackers to obtain sensitive information from kernel memory or cause a denial of service (out-of-bounds read) via crafted data to a ROSE socket.
https://bugzilla.redhat.com/show_bug.cgi?id=770777
http://www.openwall.com/lists/oss-security/2011/12/28/2
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html