cve/2023/CVE-2023-31973.md

### [CVE-2023-31973](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31973)
![](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

yasm v1.3.0 was discovered to contain a use after free via the function expand_mmac_params at /nasm/nasm-pp.c.

### POC

#### Reference
- https://github.com/yasm/yasm/issues/207

#### Github
No PoCs found on GitHub currently.