ESB-2019.0292 - [RedHat] spice: Multiple vulnerabilities 2019-02-01

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0292
                     Important: spice security update
                              1 February 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           spice
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-3813  

Reference:         ESB-2019.0269
                   ESB-2019.0250
                   ESB-2019.0236

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2019:0231

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

Synopsis:          Important: spice security update
Advisory ID:       RHSA-2019:0231-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:0231
Issue date:        2019-01-31
CVE Names:         CVE-2019-3813 
=====================================================================

1. Summary:

An update for spice is now available for Red Hat Enterprise Linux 7.

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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

The Simple Protocol for Independent Computing Environments (SPICE) is a
remote display system built for virtual environments which allows the user
to view a computing 'desktop' environment not only on the machine where it
is running, but from anywhere on the Internet and from a wide variety of
machine architectures.

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 Client (v. 7):

Source:
spice-0.14.0-6.el7_6.1.src.rpm

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-devel-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
spice-0.14.0-6.el7_6.1.src.rpm

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-devel-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
spice-0.14.0-6.el7_6.1.src.rpm

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-devel-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
spice-0.14.0-6.el7_6.1.src.rpm

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-0.14.0-6.el7_6.1.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
spice-debuginfo-0.14.0-6.el7_6.1.x86_64.rpm
spice-server-devel-0.14.0-6.el7_6.1.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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