Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that resolve several security issues and fix various bugs are now available for Red Hat Enterprise Linux 4. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the core of any...

kernel: dio: zero struct dio with kzalloc instead of manually

fs/direct-io.c in the dio subsystem in the Linux kernel before 2.6.23 does not properly zero out the dio struct, which allows local users to cause a denial of service OOPS, as demonstrated by a certain fio test...