cve/2024/CVE-2024-56729.md

### [CVE-2024-56729](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-56729)
![](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=6.1%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=ebe98f1447bbccf8228335c62d86af02a0ed23f7%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:smb: Initialize cfid->tcon before performing network opsAvoid leaking a tcon ref when a lease break races with opening thecached directory. Processing the leak break might take a reference tothe tcon in cached_dir_lease_break() and then fail to release the ref incached_dir_offload_close, since cfid->tcon is still NULL.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/cku-heise/euvd-api-doc
- https://github.com/fkie-cad/nvd-json-data-feeds