Linux kernel built with the virtual console support(CONFIG_VT) is vulnerable
to a NULL pointer dereference issue. It could occur while accessing pseudo
terminal device(/dev/pts/*) files.
An unprivileged user could use this flaw to crash the system kernel resulting
This issue does not affect the versions of the kernel package as shipped with
Red Hat Enterprise Linux 5, 7 and Red Hat Enterprise MRG 2.
This issue affects the version of Linux kernel as shipped with Red Hat
Enterprise Linux 6. Future kernel updates for Red Hat Enterprise Linux 6
may address this issue.
This issue has been addressed in the following products:
Red Hat Enterprise Linux 6
Via RHSA-2015:1221 https://rhn.redhat.com/errata/RHSA-2015-1221.html