PT-2025-33601 · Linux+2 · Linux Kernel+2

Published

2023-07-29

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Updated

2025-10-17

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CVE-2023-4515

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions: Linux Kernel (affected versions not specified)
Description: The Linux kernel contains a flaw in the ksmbd module related to command request size validation. Specifically, the request size of commands, except for SMB2 OPLOCK BREAK HE, was not being checked, which is unexpected. This issue has been addressed by adding a check for the request size of other commands.
Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Weakness Enumeration

Related Identifiers

BDU:2026-03243
CVE-2023-4515
SUSE-SU-2025:03272-1
SUSE-SU-2025:03290-1
SUSE-SU-2025:03301-1
SUSE-SU-2025:03382-1
SUSE-SU-2025:03602-1
SUSE-SU-2025:03633-1
SUSE-SU-2025:03634-1
SUSE-SU-2025:20653-1
SUSE-SU-2025:20669-1
SUSE-SU-2025:20739-1
SUSE-SU-2025:20756-1
SUSE-SU-2025_03272-1
SUSE-SU-2025_03290-1
SUSE-SU-2025_03301-1
SUSE-SU-2025_03382-1

Affected Products

Astra Linux
Linux Kernel
Suse