cve/2015/CVE-2015-3622.md

### [CVE-2015-3622](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3622)
![](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 _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.

### POC

#### Reference
- http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.html
- http://seclists.org/fulldisclosure/2015/Apr/109

#### Github
- https://github.com/mrash/afl-cve