cve/2024/CVE-2024-46742.md

### [CVE-2024-46742](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46742)
![](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=0626e6641f6b467447c81dd7678a69c66f7746cf%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=5.15%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/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE)and parse_lease_state() return NULL.Fix this by check if 'lease_ctx_info' is NULL.Additionally, remove the redundant parentheses inparse_durable_handle_context().

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds
- https://github.com/w4zu/Debian_security