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AUSCERT External Security Bulletin Redistribution
ESB-2018.0606
Moderate: .NET Core on Red Hat Enterprise Linux security update
2 March 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: .NET Core on Red Hat Enterprise Linux
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-0764
Reference: ASB-2018.0008
Original Bulletin:
https://access.redhat.com/errata/RHSA-2018:0379
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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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