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Red Hat Enterprise Linux 7 Spice Important DoS CVE-2019-3813 RHSA-2019:0231-01

red hat
Calendar Grey January 31, 2019
Dist Redhat Esm H88
Canonical announces a significant patch for WireGuard, rectifying a severe exploit impacting Ubuntu 20.04.
An update for spice is now available for Red Hat Enterprise Linux 7

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.

Summary

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).

Topics%20covered

Topics Covered

security advisory update red hat server important security impact spice

References

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

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

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

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

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update red hat server important security impact spice

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

Bugs Fixed

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

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