cve/2019/CVE-2019-7664.md

### [CVE-2019-7664](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7664)
![](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

In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note in libelf/note_xlate.h because of an incorrect overflow check. Crafted elf input causes a segmentation fault, leading to denial of service (program crash).

### POC

#### Reference
- https://sourceware.org/bugzilla/show_bug.cgi?id=24084
- https://sourceware.org/bugzilla/show_bug.cgi?id=24084

#### Github
- https://github.com/flyrev/security-scan-ci-presentation