Linux network stack vulnerability has been fixed

Linux tux: magnifying glass looking for bug

A few days ago the news broke on the networks about a vulnerability which could compromise the security of Linux kernel based systems due to a bug found in the network stack of this nucleus and others. With the help of certain attacks, the server could be compromised through DoS (Denial Of Service) that would leave it out of the game. And all due to a localized problem in the TCP network stack.

When there are bugs or vulnerabilities in Windows or MacOS systems, the problem affects many home users mostly. But when it comes to a problem in Linux the scope is greater and that is why the news caused hysteria on the Internet, since the majority of the servers that support the Internet today, with the vast majority of services that we use today, have Linux operating systems, which means a big problem for many people. companies. But we have good news for those who fear this type of DoS attacks and the SegmentSmack vulnerability, since it has been patched and the code that fixes it It is already ready in the Linux kernel with versions 4.9.116 and also in 4.17.11. The main distributions affected, such as Red Hat and SUSE, have been the first to respond, as they are distros aimed at large servers, supercomputers and mainframes in the enterprise sector, and therefore support most of the services susceptible to a DoS.

Therefore, in these distros everything is already OK, on ​​the other hand, if you have another different distroAlthough in the case of home users it is not something especially critical (unless you have a server set up to provide some kind of service ...), little by little this vulnerability will be patched or you can update the Linux kernel to a new free version of this vulnerability. So don't panic!


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