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.
Published: 2024-02-21
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.01085}

epss

{'score': 0.00801}


Wed, 11 Sep 2024 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-11T19:27:22.539Z

Reserved: 2024-02-20T12:30:33.291Z

Link: CVE-2023-52440

cve-icon Vulnrichment

Updated: 2024-08-02T22:55:41.777Z

cve-icon NVD

Status : Modified

Published: 2024-02-21T08:15:45.203

Modified: 2024-11-21T08:39:45.973

Link: CVE-2023-52440

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses