CVE-2023-4515 - CVE House
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Status published Unknown CVE-2023-4515

ksmbd: validate command request size

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate command request size In commit 2b9b8f3b68ed ("ksmbd: validate command payload size"), except for SMB2_OPLOCK_BREAK_HE command, the request size of other commands is not checked, it's not expected. Fix it by add check for request size of other commands.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
35f450f54dca1519bb24faacd0428db09f89a11f, 9650cf70ec9d94ff34daa088b643229231723c26, 2b9b8f3b68edb3d67d79962f02e26dbb5ae3808d, 768caf4019f0391c0b6452afe34cea1704133f7b, 5.15.121, 6.1.36, 6.3.10, 6.4, 0, 5.15.127, 6.1.46, 6.4.11, 6.5

Timeline

Official Publish: August 16th, 2025
Last Modified: May 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.