Yes, the Linux kernel networking stack is too slow for high-speed networks, but kernel bypass solutions aren’t the answer Sujal Das is chief strategy and marketing officer at Netronome, a ...

Cisco Talos researchers first discovered the issue on an Azure Sphere device (version 20.10), a 32-bit ARM device that runs a patched Linux kernel. It’s been present since v5.1-rc4 of the kernel.

That’s the reason for the creation of io_uring, an improved system call interface in the Linux kernel. It’s also where [chompie] went to look for exploits.

Linux has become one of the largest operating systems on the servers that run large websites, and hopefully, one day, it will be big in the desktop market too. Some of you may know how Linux as an … ...

Using Kernel Exploits to Bypass Sandboxes for Fun and Profit. Author: Michael Mimoso. March 18, 2013 7:49 pm. ... describing the lengths Google goes to protect the Linux kernel.

Linux kernel versions 5.10-rc4, 5.4.66, and 5.9.8 are impacted and a patch was merged on December 3 to tackle the bug. Users are urged to update their builds to later versions.

Since Linux Kernel 4.17, administrators can disable all mitigations for Spectre v4 (CVE-2018-3639) with the "nospec_store_bypass_disable" command line parameter.

An Israeli vendor was able to evade several leading Linux runtime security tools using a new proof-of-concept (PoC) rootkit that it claims reveals the limitations of many products in this space ...

Three security bypasses have been discovered in Ubuntu Linux's unprivileged user namespace restrictions, which could be enable a local attacker to exploit vulnerabilities in kernel components.