title: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
description: kernel: sysctl: restrict write access to dmesg_restrict kernel: block: CLONE_IO io_context refcounting issues kernel: cifs: dentry refcount leak when opening a FIFO on lookup leads to panic on unmount kernel: regset: Prevent null pointer reference on readonly regsets
cpes: cpe:/o:redhat:enterprise_linux:6::client cpe:/o:redhat:enterprise_linux:6::computenode cpe:/o:redhat:enterprise_linux:6::server cpe:/o:redhat:enterprise_linux:6::workstation