Linux kernel built with the Network Filesystem CIFS support(CONFIG_CIFS) along with the support for SMB2 and SMB3 network file systems(CONFIG_CIFS_SMB2) is vulnerable to a NULL pointer dereference flaw. It could occur while mounting the remote file system share. A remote attacker could use this flaw to crash the client systems resulting in DoS. Upstream fix: ------------- -> https://git.kernel.org/linus/18f39e7be0121317550d03e267e3ebd4dbfbb3ce
Statement: This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6, and Red Hat Enterprise MRG 2. This issue affects the version of Linux kernel as shipped with Red Hat Enterprise Linux 7. Future kernel updates for Red Hat Enterprise Linux 7 may address this issue.
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1147531]
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2015:0102 https://rhn.redhat.com/errata/RHSA-2015-0102.html