### [CVE-2021-43317](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43317)
![](https://img.shields.io/static/v1?label=Product&message=upx&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=upx%20before%204.0.0-git-c6b9e3c62d15%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-119&color=brightgreen)

### Description

A heap-based buffer overflows was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf64::elf_lookup() at p_lx_elf.cpp:5404

### POC

#### Reference
- https://github.com/upx/upx/issues/380

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