cve/2018/CVE-2018-20535.md

### [CVE-2018-20535](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20535)
![](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

There is a use-after-free at asm/preproc.c (function pp_getline) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service during a line-number increment attempt.

### POC

#### Reference
- https://bugzilla.nasm.us/show_bug.cgi?id=3392530
- https://bugzilla.nasm.us/show_bug.cgi?id=3392530

#### Github
- https://github.com/SZU-SE/UAF-Fuzzer-TestSuite
- https://github.com/wcventure/UAF-Fuzzer-TestSuite