### [CVE-2017-7487](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7487) ![](https://img.shields.io/static/v1?label=Product&message=Linux%20kernel%20through%204.11.1&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=%3D%20Linux%20kernel%20through%204.11.1%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=mishandles%20reference%20counts&color=brighgreen) ### 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. ### POC #### Reference No PoCs from references. #### Github - https://github.com/thdusdl1219/CVE-Study