cve/2021/CVE-2021-36087.md

### [CVE-2021-36087](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36087)
![](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 CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmap_match_any (called indirectly from cil_check_neverallow). This occurs because there is sometimes a lack of checks for invalid statements in an optional block.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/PajakAlexandre/wik-dps-tp02
- https://github.com/cdupuis/image-api
- https://github.com/fokypoky/places-list
- https://github.com/kenlavbah/log4jnotes
- https://github.com/yeforriak/snyk-to-cve