CVE-2024-56716: netdevsim: prevent bad user input in nsim_dev_health_break_write()

Published Dec 29, 2024
·
Updated

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

netdevsim: prevent bad user input in nsimdevhealthbreakwrite()

If either a zero count or a large one is provided, kernel can crash.

Other sources

This CVE was automatically created from a reference found in an email or other text. If you are reading this, then this CVE entry is probably erroneous, since this text should be replaced by the official CVE description automatically.

Launchpad

Affected Software

10 affected componentsFixes available
Linux Linux kernel>=5.5<5.10.233
Linux Linux kernel>=5.11<5.15.176
Linux Linux kernel>=5.16<6.1.122
Linux Linux kernel>=6.2<6.6.68
Linux Linux kernel>=6.7<6.12.7
Linux Linux kernel=6.13-rc1
Linux Linux kernel=6.13-rc2
Linux Linux kernel=6.13-rc3
debian/linux<=5.10.223-1
5.10.234-16.1.129-16.1.135-16.12.27-1
debian/linux-6.1
6.1.129-1~deb11u1

Event History

Dec 29, 2024
CVE Published
via MITRE·08:48 AM
Data Sourced
via MITRE·08:48 AM
Description
Data Sourced
via NVD·09:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Mar 27, 2025
Data Sourced
via Launchpad·06:47 PM
Description
May 2, 2025
Data Sourced
via Ubuntu·06:55 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-56716?

CVE-2024-56716 has been classified as a critical vulnerability due to its potential to cause kernel crashes.

2

How do I fix CVE-2024-56716?

To fix CVE-2024-56716, update the Linux kernel to a version that includes the patch released after this vulnerability was identified.

3

What does CVE-2024-56716 affect?

CVE-2024-56716 affects specific versions of the Linux kernel that allow for improper handling of user input in the netdevsim module.

4

How can CVE-2024-56716 be exploited?

CVE-2024-56716 can be exploited by providing either a zero count or an excessively large count that leads to a kernel crash.

5

What are the affected versions in CVE-2024-56716?

The affected versions of the Linux kernel range from 5.5 to 6.13-rc3.

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