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CVE-2023-32255

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CVE-2023-32255

Published: Aug 2, 2025

Modified: Nov 20, 2025

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type, potentially leading to resource exhaustion.

VendorProductVersions

Unknown

linux

affected
0 - < 5.15.111
affected
6.0.0 - < 6.0.*
affected
6.1.0 - < 6.1.28
affected
6.2.0 - < 6.2.15
affected
6.3.0 - < 6.3.2

Red Hat

Red Hat Enterprise Linux 10

All versions

Red Hat

Red Hat Enterprise Linux 6

All versions

Red Hat

Red Hat Enterprise Linux 7

All versions

Red Hat

Red Hat Enterprise Linux 7

All versions

Red Hat

Red Hat Enterprise Linux 8

All versions

Red Hat

Red Hat Enterprise Linux 8

All versions

Red Hat

Red Hat Enterprise Linux 9

All versions

Red Hat

Red Hat Enterprise Linux 9

All versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

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