CVEs-PoC/2018/CVE-2018-14337.md

### [CVE-2018-14337](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14337)
![](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 CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access because the mrb_str_resize function in string.c does not check for a negative length.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/RUB-SysSec/redqueen