4 Ways To Fix Netgear Dnsmasq Heap Buffer Overflow Vulnerability

dnsmasq heap buffer overflow vulnerability netgear
dnsmasq heap buffer overflow vulnerability netgear

With the Netgear router, DnsMasq is a crucial software since it is responsible for providing the DNS services to the network. On the contrary, some Netgear users are complaining about the DnsMasq heap buffer overflow vulnerability Netgear issue. This is why we have established this article as we have outlined the easy fixes for you!

Netgear Dnsmasq Heap Buffer Overflow Vulnerability – What Does It Mean?

As far as the meaning is concerned, the error means that the DNS service has an outdated version. During this issue, the attacker will have control of the device, and they can even direct the malfunctioned DNS packets to the user device. As a result, the connections will be disrupted, and internet traffic will be hijacked. In contrast, let’s see how this issue can be sorted!

1. Login Credentials

In the first place, you need to make sure that the connection is protected. To begin with, the users need to ensure strong login credentials, such as router password and Wi-Fi password. This is because weak passwords and PINs can be easily accessed and determined. So, change the passwords and change them regularly that promises streamlined privacy and security.

Furthermore, a strong password will help minimize the associated security risks. Even more, we suggest that you don’t run suspicious software that isn’t from the authentic websites. Last but not least, don’t visit questionable websites.

2. Call Netgear

Along with the Netgear router’s password and Wi-Fi password, you need to call Netgear and let them check the code. This is because if the code is wrong from their end, the connection issues will incur. Once you call Netgear customer support and update the code, the issue will be resolved. Keep in mind that this process may take longer because one needs to file and open the ticket.

Also, don’t forget to ask for the updates if you want Netgear to escalate your request. Lastly, if you don’t follow up on the ticket, they might even close it. So, keep asking for the update if you want a proper investigation on the matter.

3. Dnsmasq Version

Believe it or not, the version of Dnsmasq will matter significantly in solving the error. As a result, you need to check the DnsMasq version and make sure you are using version 2.78. Once the version is right, the error will be resolved and the DNS forwarder will start working.

4. Firmware

Along with the DnsMasq version on the system, the firmware update is essential. The firmware update must be installed on the Netgear router, and you can look for the firmware update on the official Netgear website. While downloading the firmware for the router, make sure that it has DnsMasq version 2.78 for streamlined performance. Even more, the firmware comes with security patches that help protect the data traffic and user information.

The bottom line is that heap buffer overflow vulnerability on Netgear router is one of the commonest issues, but it’s nothing too major. With this article, we tried to offer the troubleshooting methods that resolve the issue.

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