#VU113699 Memory leak in Linux kernel - CVE-2023-32255

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Main Vulnerability Database Vulnerabilities #VU113699

#VU113699 Memory leak in Linux kernel - CVE-2023-32255

Published: August 6, 2025


Vulnerability identifier: #VU113699
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-32255
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak within the smb2_sess_setup() function in fs/ksmbd/smb2pdu.c of the ksmbd component. A remote attacker can send a session setup request with unknown NTLMSSP message type and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links