cve/2018/CVE-2018-11743.md

### [CVE-2018-11743](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11743)
![](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 init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and application crash) or possibly have unspecified other impact.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/nautilus-fuzz/nautilus