cve/2021/CVE-2021-3826.md

### [CVE-2021-3826](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3826)
![](https://img.shields.io/static/v1?label=Product&message=gcc&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=gcc%2011.2.0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-119&color=brightgreen)

### Description

Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/fkie-cad/nvd-json-data-feeds
- https://github.com/fokypoky/places-list