A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the processing of SMB2_LOGOFF and SMB2_CLOSE commands. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to execute code in the context of the kernel.
Published 2023-07-24 16:15:12
Updated 2024-08-22 20:30:29
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Execute code

Products affected by CVE-2023-32258

Exploit prediction scoring system (EPSS) score for CVE-2023-32258

6.40%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-32258

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.1
HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.2
5.9
NIST
8.1
HIGH CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.2
5.9
Red Hat, Inc.

CWE ids for CVE-2023-32258

References for CVE-2023-32258

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