#VU113702 Race condition in Linux kernel - CVE-2023-32256

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Main Vulnerability Database Vulnerabilities #VU113702

#VU113702 Race condition in Linux kernel - CVE-2023-32256

Published: August 6, 2025


Vulnerability identifier: #VU113702
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-32256
CWE-ID: CWE-362
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 gain access to sensitive information.

The vulnerability exists due to a race condition when handling SMB2_QUERY_INFO and SMB2_LOGOFF commands within the ksmbd component. A remote attacker can trigger a use-after-free and gain access to sensitive information or crash the system.


Remediation

Install updates from vendor's website.

External links