description: The ipxitf_ioctl function in net/ipx/af_ipx.c in the Linux kernel through 4.11.1 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a failed SIOCGIFADDR ioctl call for an IPX interface.
problem types: mishandles reference counts
affected:
{
product: Linux kernel through 4.11.1
vendor: n/a
versions:
status: affected, version: Linux kernel through 4.11.1
}