VULNERABILITY INTELLIGENCE

CVE-2023-52440

CVSS score9.8 CRITICAL
EPSS probability22.34%
CISA KEVNot currently listed
Published2024-02-21
Last modified2026-08-15
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slub overflow in ksmbd_decode_ntlmssp_auth_blob() If authblob->SessionKey.Length is bigger than session key size(CIFS_KEY_SIZE), slub overflow can happen in key exchange codes. cifs_arc4_crypt copy to session key array from SessionKey from client.

Weakness classification

  • nvd@nist.gov: CWE-119

Primary references