cve/2023/CVE-2023-0597.md

### [CVE-2023-0597](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0597)
![](https://img.shields.io/static/v1?label=Product&message=Kernel&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-200&color=brighgreen)

### Description

A flaw possibility of memory leak in the Linux kernel cpu_entry_area mapping of X86 CPU data to memory was found in the way user can guess location of exception stack(s) or other important data. A local user could use this flaw to get access to some important data with expected location in memory.

### POC

#### Reference
- http://www.openwall.com/lists/oss-security/2023/07/28/1

#### Github
- https://github.com/lrh2000/StackRot
- https://github.com/nomi-sec/PoC-in-GitHub