A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_TREE_CONNECT and SMB2_QUERY_INFO commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
Advisories
Source ID Title
EUVD EUVD EUVD-2023-36505 A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_TREE_CONNECT and SMB2_QUERY_INFO commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
Ubuntu USN Ubuntu USN USN-6283-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6300-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6311-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6332-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-6347-1 Linux kernel (Azure CVM) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-02T15:10:24.244Z

Reserved: 2023-05-05T10:00:07.895Z

Link: CVE-2023-32248

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-07-24T16:15:11.543

Modified: 2024-11-21T08:02:58.703

Link: CVE-2023-32248

cve-icon Redhat

Severity : Important

Publid Date: 2023-05-04T00:00:00Z

Links: CVE-2023-32248 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses