Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.

INFO

Published Date :

2025-04-16T14:11:55.670Z

Last Modified :

2025-09-19T14:53:58.094Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2025-22037 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-22037.

URL Resource
https://git.kernel.org/stable/c/8f216b33a5e1b3489c073b1ea1b3d7cb63c8dc4d cve-icon cve-icon
https://git.kernel.org/stable/c/b8eb243e670ecf30e91524dd12f7260dac07d335 cve-icon cve-icon
https://git.kernel.org/stable/c/c8b5b7c5da7d0c31c9b7190b4a7bba5281fc4780 cve-icon cve-icon
https://git.kernel.org/stable/c/ca8bed31edf728a662ef9d6f39f50e7a7dc2b5ad cve-icon cve-icon
https://git.kernel.org/stable/c/cce57cd8c5dead24127cf2308fdd60fcad2d6ba6 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025041658-CVE-2025-22037-d1bb@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-22037 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-22037 cve-icon
https://www.zerodayinitiative.com/advisories/ZDI-25-310/ cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact