SCO says proprietary source code underlying Unix has been illegally copied into the Linux kernel. SCO critics argue that because the company shipped a Linux product under an open-source license ...

Companies using open-source software must confirm that the binary code is compiled from the provided source without any additions or modifications.

SCO Group says copyrighted code has made its way into Linux, the popular open-source OS. If true, the open-source community could find its hard-won gains threatened.

C|Net has a story detailing SCO’s claims that its Unix source code was ripped off and used in Linux: ...

Though software developers generally understood that source code from one of the major variants of Unix, called the Berkeley Software Distribution (BSD), could be freely redistributed in the Linux ...

The SCO Group is looking to push enterprise Linux users into compliance with its Unix license claims to avoid possible legal action.

It compared source code from the Unix System V release 4.1 software that SGI has licensed from SCO with a version of the Linux kernel released this June, SGI said.

The only way that's likely to happen is if the bug-fixing was performed directly on the program binary itself without reference to the source code. This is a difficult task to pull off.

SCO says proprietary source code underlying Unix has been illegally copied into the Linux kernel.