A security researcher has released zero-day code for a flaw in the Linux kernel, saying that it bypasses security protections in the operating system.

The source code for the exploit was made available last week by researcher Brad Spengler on the Dailydave mailing list. According to the researcher, the code exploits a vulnerability in Linux version 2.6.30, and 2.6.18, and affects both 32-bit and 64-bit versions. The 2.6.18 kernel is used in Red Hat Enterprise Linux 5.

The exploit bypasses nul...

Linux kernel version 2.6.30 has been released, adding support for new file systems, performance improvements, and new hardware drivers.

The Linux kernel is the core used by GNU/Linux operating system distributions from Red Hat, Novell, and others. The new release was made final and was publicized in a newslist post from Linux developer Linus Torvalds last week.

The most prominent new features include support for two new file systems, according to release notes published by Kernelnewbies, a ...