### [CVE-2017-10663](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10663) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description The sanity_check_ckpt function in fs/f2fs/super.c in the Linux kernel before 4.12.4 does not validate the blkoff and segno arrays, which allows local users to gain privileges via unspecified vectors. ### POC #### Reference No PoCs from references. #### Github - https://github.com/thdusdl1219/CVE-Study