cve/2023/CVE-2023-52556.md

### [CVE-2023-52556](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52556)
![](https://img.shields.io/static/v1?label=Product&message=OpenBSD&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-367%20Time-of-check%20Time-of-use%20(TOCTOU)%20Race%20Condition&color=brighgreen)

### Description

In OpenBSD 7.4 before errata 009, a race condition between pf(4)'s processing of packets and expiration of packet states may cause a kernel panic.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds