### [CVE-2018-19876](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19876) ![](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 cairo 1.16.0, in cairo_ft_apply_variations() in cairo-ft-font.c, would free memory using a free function incompatible with WebKit's fastMalloc, leading to an application crash with a "free(): invalid pointer" error. ### POC #### Reference No PoCs from references. #### Github - https://github.com/CoolerVoid/master_librarian - https://github.com/facebookincubator/meta-fbvuln