Integer signedness error in the ax25_setsockopt function in net/ax25/af_ax25.c in the ax25 subsystem in the Linux kernel before 2.6.31.2 allows local users to cause a denial of service (OOPS) via a crafted optlen value in an SO_BINDTODEVICE operation.
https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00483.html
https://bugzilla.redhat.com/show_bug.cgi?id=528887
http://www.ubuntu.com/usn/usn-864-1
http://www.securityfocus.com/bid/36635
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2
http://secunia.com/advisories/37351
http://secunia.com/advisories/37075
http://marc.info/?l=oss-security&m=125494119617994&w=2
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html