TL;DR
Microsoft has ported its Defender security software to the Linux desktop to provide threat protection for developers using the platform.
Microsoft has released Microsoft Defender for the Linux desktop. The company says the move aims to secure Linux desktops as more developers adopt the operating system. This release is intended to complement Microsoft's existing Linux server support.
Other notable developments in October included several Linux kernel vulnerability reports that were posted to a public mailing list rather than a private security one. These vulnerabilities have CVSS scores as high as 9.0 and are not yet patched on mainline, though reports say some patches are undergoing testing or are queued in "-next" branches.
In other news, Siemens has ended access to the OpenRadioss project. The project was an open-source version of a finite element solver provided by Altair Engineering under the GNU AGPL License. Additionally, NVIDIA presented findings regarding X.Org and Wayland latency during the XDC 2026 conference in Toronto.
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