cve/2024/CVE-2024-38663.md

### [CVE-2024-38663](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38663)
![](https://img.shields.io/static/v1?label=Product&message=Linux&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=3b8cc6298724021da845f2f9fd7dd4b6829a6817%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=6.2%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=blue)

### Description

In the Linux kernel, the following vulnerability has been resolved:blk-cgroup: fix list corruption from resetting io statSince commit 3b8cc6298724 ("blk-cgroup: Optimize blkcg_rstat_flush()"),each iostat instance is added to blkcg percpu list, so blkcg_reset_stats()can't reset the stat instance by memset(), otherwise the llist may becorrupted.Fix the issue by only resetting the counter part.

### POC

#### Reference
No PoCs from references.

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