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

Synopsis:          Moderate: .NET Core on Red Hat Enterprise Linux security update
Advisory ID:       RHSA-2018:0379-01
Product:           .NET Core on Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0379
Issue date:        2018-03-01
CVE Names:         CVE-2018-0764 
=====================================================================

1. Summary:

An update for rh-dotnet20-dotnet, rh-dotnetcore10-dotnetcore, and
rh-dotnetcore11-dotnetcore is now available for .NET Core on Red Hat
Enterprise Linux.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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:

.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
.NET Core on Red Hat Enterprise Linux Server (v. 7) - x86_64
.NET Core on Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

.NET Core is a managed software framework. It implements a subset of the
.NET framework APIs and includes a CLR implementation.

New versions of .NET Core that address several security vulnerabilities are
now available. The updated versions are .NET Core 1.0.9, 1.1.6, and 2.0.5.

Security Fix(es):

* .NET Core: Improper processing of XML documents can cause a denial of
service (CVE-2018-0764)

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.

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

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

1533730 - CVE-2018-0764 .NET Core: Improper processing of XML documents can cause a denial of service

6. Package List:

.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.src.rpm

x86_64:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.x86_64.rpm
rh-dotnetcore10-dotnetcore-debuginfo-1.0.9-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.src.rpm

x86_64:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.x86_64.rpm
rh-dotnetcore11-dotnetcore-debuginfo-1.1.6-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
rh-dotnet20-dotnet-2.0.5-1.el7.src.rpm

x86_64:
rh-dotnet20-dotnet-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-debuginfo-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-host-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-runtime-2.0-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-sdk-2.1-2.1.4-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Server (v. 7):

Source:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.src.rpm

x86_64:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.x86_64.rpm
rh-dotnetcore10-dotnetcore-debuginfo-1.0.9-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Server (v. 7):

Source:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.src.rpm

x86_64:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.x86_64.rpm
rh-dotnetcore11-dotnetcore-debuginfo-1.1.6-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Server (v. 7):

Source:
rh-dotnet20-dotnet-2.0.5-1.el7.src.rpm

x86_64:
rh-dotnet20-dotnet-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-debuginfo-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-host-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-runtime-2.0-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-sdk-2.1-2.1.4-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.src.rpm

x86_64:
rh-dotnetcore10-dotnetcore-1.0.9-1.el7.x86_64.rpm
rh-dotnetcore10-dotnetcore-debuginfo-1.0.9-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.src.rpm

x86_64:
rh-dotnetcore11-dotnetcore-1.1.6-1.el7.x86_64.rpm
rh-dotnetcore11-dotnetcore-debuginfo-1.1.6-1.el7.x86_64.rpm

.NET Core on Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-dotnet20-dotnet-2.0.5-1.el7.src.rpm

x86_64:
rh-dotnet20-dotnet-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-debuginfo-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-host-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-runtime-2.0-2.0.5-1.el7.x86_64.rpm
rh-dotnet20-dotnet-sdk-2.1-2.1.4-1.el7.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-2018-0764
https://access.redhat.com/security/updates/classification/#moderate
https://github.com/dotnet/announcements/issues/52

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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