The getifaddrs function in GNU libc (glibc) 2.2.4 and earlier allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.
Affected Platforms
Redhat Enterprise LinuxGnu ZebraIntel Ia64Redhat Linux Advanced WorkstationGnu GlibcSgi PropackQuagga Quagga Routing Software Suite