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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: spice-server security update
Advisory ID:       RHSA-2019:0232-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:0232
Issue date:        2019-01-31
CVE Names:         CVE-2019-3813 
=====================================================================

1. Summary:

An update for spice-server is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop (v. 6) - x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - x86_64
Red Hat Enterprise Linux Workstation (v. 6) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64

3. Description:

The Simple Protocol for Independent Computing Environments (SPICE) is a
remote display protocol for virtual environments. SPICE users can access a
virtualized desktop or server from the local system or any system with
network access to the server. SPICE is used in Red Hat Enterprise Linux for
viewing virtualized guests running on the Kernel-based Virtual Machine
(KVM) hypervisor or on Red Hat Enterprise Virtualization Hypervisors.

Security Fix(es):

* spice: Off-by-one error in array access in spice/server/memslot.c
(CVE-2019-3813)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

This issue was discovered by Christophe Fergeau (Red Hat).

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

All applications using SPICE (most notably all QEMU-KVM instances using the
SPICE console) must be restarted for this update to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1665371 - CVE-2019-3813 spice: Off-by-one error in array access in
 spice/server/memslot.c

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
spice-server-0.12.4-16.el6_10.3.src.rpm

x86_64:
spice-server-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

x86_64:
spice-server-debuginfo-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux HPC Node (v. 6):

Source:
spice-server-0.12.4-16.el6_10.3.src.rpm

x86_64:
spice-server-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

x86_64:
spice-server-debuginfo-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
spice-server-0.12.4-16.el6_10.3.src.rpm

x86_64:
spice-server-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

x86_64:
spice-server-debuginfo-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
spice-server-0.12.4-16.el6_10.3.src.rpm

x86_64:
spice-server-0.12.4-16.el6_10.3.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

x86_64:
spice-server-debuginfo-0.12.4-16.el6_10.3.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-3813
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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