Issued:
2017-08-15
Updated:
2017-08-15

RHSA-2017:2471 - Important: spice security update


Synopsis

Important: spice security update

Type/Severity

Security Advisory Important

Topic

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.

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):

  • A vulnerability was discovered in spice server's protocol handling. An authenticated attacker could send specially crafted messages to the spice server, causing out-of-bounds memory accesses, leading to parts of server memory being leaked or a crash. (CVE-2017-7506)

This issue was discovered by Frediano Ziglio (Red Hat).

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.

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions7.7x86_64
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions7.6x86_64
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions7.4x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.7x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.6x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.5x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.4x86_64
Red Hat Enterprise Linux for Scientific Computing7x86_64
Red Hat Enterprise Linux Workstation7x86_64
Red Hat Enterprise Linux Server7x86_64
Red Hat Enterprise Linux Server - TUS7.7x86_64
Red Hat Enterprise Linux Server - TUS7.6x86_64
Red Hat Enterprise Linux Server - TUS7.4x86_64
Red Hat Enterprise Linux Server - Extended Life Cycle Support7x86_64
Red Hat Enterprise Linux Server - AUS7.7x86_64
Red Hat Enterprise Linux Server - AUS7.6x86_64
Red Hat Enterprise Linux Server - AUS7.4x86_64
Red Hat Enterprise Linux EUS Compute Node7.7x86_64
Red Hat Enterprise Linux EUS Compute Node7.6x86_64
Red Hat Enterprise Linux EUS Compute Node7.5x86_64
Red Hat Enterprise Linux EUS Compute Node7.4x86_64
Red Hat Enterprise Linux Desktop7x86_64

Updated Packages

  • spice-0.12.8-2.el7.1.src.rpm
  • spice-server-0.12.8-2.el7.1.x86_64.rpm
  • spice-debuginfo-0.12.8-2.el7.1.x86_64.rpm
  • spice-server-devel-0.12.8-2.el7.1.x86_64.rpm

Fixes

CVEs

References


Additional information