Vulnerability Intelligence Report
Session race condition remote code execution vulnerability
CVE-2023-32250
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_SESSION_SETUP 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.
No Active Exploit Signals
CVSS Base Score
9.0
CRITICAL
Exploitability:2.3
Impact Score:6.1
EPSS Probability:2.59%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Weaknesses (CWE)
CWE-362 ↗Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| n/a | kernel | 6.4-rc1 (unaffected) |
| Red Hat | Red Hat Enterprise Linux 6 | all |
| Red Hat | Red Hat Enterprise Linux 7 | all |
| Red Hat | Red Hat Enterprise Linux 7 | all |
| Red Hat | Red Hat Enterprise Linux 8 | all |
| Red Hat | Red Hat Enterprise Linux 8 | all |
| Red Hat | Red Hat Enterprise Linux 9 | all |
| Red Hat | Red Hat Enterprise Linux 9 | all |
| Fedora | Fedora | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.593%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2023-05-05T10:00:07 |
| Published | 2023-07-10T15:09:37 |
| Patch Date | 2023-05-17 |
| Last Updated | 2025-02-13T16:50:28 |
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