cve/2024/CVE-2024-26622.md

### [CVE-2024-26622](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26622)
![](https://img.shields.io/static/v1?label=Product&message=Linux&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=bd03a3e4c9a9%3C%20a23ac1788e2c%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

In the Linux kernel, the following vulnerability has been resolved:tomoyo: fix UAF write bug in tomoyo_write_control()Since tomoyo_write_control() updates head->write_buf when write()of long lines is requested, we need to fetch head->write_buf afterhead->io_sem is held.  Otherwise, concurrent write() requests cancause use-after-free-write and double-free problems.

### POC

#### Reference
No PoCs from references.

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