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CVE-2023-32246 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: call rcu_barrier() in ksmbd_server_exit() racy issue is triggered the bug by racing between closing a connection and rmmod. In ksmbd, rcu_barrier() is not called at module unload time, so nothing prevents ksmbd from getting unloaded while it still has RCU callbacks pending. It leads to trigger unintended execution of kernel code locally and use to defeat protections such as Kernel Lockdown


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/5a7090ccc242ab009ee7769e9d7fad6644dbe9bd kernel.org
https://git.kernel.org/stable/c/b80422474ffe44cb5e813cd6da1f1c6bc50fd9d2 kernel.org
https://git.kernel.org/stable/c/c053e389db0d892e2ff5a60ec5e533b976503795 kernel.org
https://git.kernel.org/stable/c/d4174505016a3b2996eb7ff1530dcabbf15d47b6 kernel.org
https://git.kernel.org/stable/c/eb307d09fe15844fdaebeb8cc8c9b9e925430aa5 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-32246
NVD Published Date:
08/16/2025
NVD Last Modified:
08/18/2025
Source:
kernel.org