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Linux CVE-2023-32253

MEDIUM
Improper Resource Locking (CWE-413)
2025-08-02 secalert@redhat.com
Denial Of Service Linux
5.9
CVSS 3.1 · Vendor: redhat
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Severity by source

Vendor (redhat) PRIMARY
5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
SUSE
MEDIUM
qualitative
Red Hat
5.9 MEDIUM
qualitative

Primary rating from Vendor (redhat).

CVSS VectorVendor: redhat

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Patch released
Apr 02, 2026 - 08:30 nvd
Patch available
Analysis Generated
Mar 28, 2026 - 19:04 vuln.today
CVE Published
Aug 02, 2025 - 23:15 nvd
MEDIUM 5.9

DescriptionCVE.org

A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.

AnalysisAI

A flaw was found in the Linux kernel's ksmbd component. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Technical ContextAI

This vulnerability is classified under CWE-413. A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Same weakness CWE-413 – Improper Resource Locking

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Same technique Denial Of Service

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Vendor StatusVendor

SUSE

Severity: Medium
Product Status
SUSE Linux Enterprise Micro 5.2 Fixed
SUSE Linux Enterprise Micro 5.2 Fixed
SUSE Linux Enterprise Micro 5.2 Fixed
SUSE Linux Enterprise Micro 5.3 Fixed
SUSE Linux Enterprise Micro 5.3 Fixed

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CVE-2023-32253 vulnerability details – vuln.today
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