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ksmbd: fix use-after-free in smb2_open during durable reconnect

0
Medium
Published: 06/02/2026 (06/02/2026, 00:00:00 UTC)
Source: GCVE Database
Vendor/Project: Microsoft Security Response Center
Product: Microsoft

Description

CVE-2026-53010 is a use-after-free vulnerability in the ksmbd component affecting version 3.0. The issue occurs during the SMB2 durable reconnect process in the smb2_open function. This vulnerability could potentially lead to memory corruption or application instability if exploited. No CVSS score or detailed impact information is provided. There are no known exploits in the wild at this time.

Affected software

Affected versions
=3.0

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/03/2026, 23:09:54 UTC

Technical Analysis

This vulnerability involves a use-after-free condition in the ksmbd smb2_open function during durable reconnect operations. The affected product is Microsoft software version 3.0. The vulnerability could allow an attacker to cause memory corruption by triggering the use-after-free, potentially leading to denial of service or other unintended behavior. No further technical details or exploitation methods are described in the provided data.

Potential Impact

The vulnerability may result in memory corruption or application crashes due to use-after-free in the SMB2 durable reconnect handling. No confirmed exploits or additional impact details are available. The exact impact depends on exploitation, which is not documented in the provided information.

Mitigation Recommendations

Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No official fix or patch links are provided in the data. Monitor the vendor advisory for updates on patches or mitigations.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_vex
Csaf Version
2.0
Publisher
Microsoft Security Response Center
Advisory Id
msrc_CVE-2026-53010
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a483cc027e9c79719d83719

Added to database: 07/03/2026, 22:50:40 UTC

Last enriched: 07/03/2026, 23:09:54 UTC

Last updated: 07/04/2026, 00:08:03 UTC

Views: 4

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