CVE-2024-26592: ksmbd: fix UAF issue in ksmbd_tcp_new_connection()

Published Feb 22, 2024
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix UAF issue in ksmbdtcpnewconnection()

The race is between the handling of a new TCP connection and its disconnection. It leads to UAF on struct tcptransport in ksmbdtcpnewconnection() function.

Affected Software

5 affected componentsFixes available
Linux Linux kernel>=5.15.0<5.15.149
Linux Linux kernel>=5.16.0<6.1.75
Linux Linux kernel>=6.2.0<6.6.14
Linux Linux kernel>=6.7.0<6.7.2
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-16.12.27-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/linux to a version that resolves this vulnerability.

    Fixed in 5.10.223-1Fixed in 5.10.234-1Fixed in 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.25-1Fixed in 6.12.27-1

Event History

Feb 22, 2024
CVE Published
via MITRE·04:21 PM
Data Sourced
via MITRE·04:21 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
May 30, 2024
Data Sourced
via Launchpad·10:09 PM
Description
May 5, 2025
Data Sourced
via Ubuntu·11:45 PM
RemedyDescriptionSeverityAffected Software
Dec 23, 58560
Event
via MITRE·11:45 PM

Frequently Asked Questions

1

What is the severity of CVE-2024-26592?

CVE-2024-26592 is classified with a medium severity due to its potential for a use-after-free condition in the Linux kernel.

2

How do I fix CVE-2024-26592?

To fix CVE-2024-26592, upgrade to a patched version of the Linux kernel as recommended in security advisories.

3

What software is affected by CVE-2024-26592?

CVE-2024-26592 affects several versions of the Linux kernel, specifically versions between 5.15.0 and 5.15.149, 5.16.0 and 6.1.75, and additional ranges up to 6.7.2.

4

Is there a workaround for CVE-2024-26592?

Currently, there are no recommended workarounds for CVE-2024-26592, and updating the kernel is advised.

5

What is the impact of CVE-2024-26592?

The impact of CVE-2024-26592 could allow an attacker to execute arbitrary code or crash the system when exploiting the use-after-free vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203