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A .NET Core security update has been released for Red Hat Enterprise 7.



RHSA-2020:2249-01: Important: .NET Core on Red Hat Enterprise Linux security and bug fix update



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Red Hat Security Advisory

Synopsis: Important: .NET Core on Red Hat Enterprise Linux security and bug fix update
Advisory ID: RHSA-2020:2249-01
Product: .NET Core on Red Hat Enterprise Linux
Advisory URL:   https://access.redhat.com/errata/RHSA-2020:2249
Issue date: 2020-05-21
CVE Names: CVE-2020-1108 CVE-2020-1161
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1. Summary:

An update for rh-dotnet31-dotnet is now available for .NET Core on 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:

.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 several new APIs, and it includes a CLR
implementation.

New versions of .NET Core that address security vulnerabilities are now
available. The updated versions are .NET Core SDK 3.1.104 and .NET Core
Runtime 3.1.4.

Security Fix(es):

* dotnet: Denial of service via untrusted input (CVE-2020-1108)
* dotnet: Denial of service due to infinite loop (CVE-2020-1161)

Default inclusions for applications built with .NET Core have been updated
to reference the newest versions and their security fixes.

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, 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/):

1827643 - CVE-2020-1108 dotnet: Denial of service via untrusted input
1827645 - CVE-2020-1161 dotnet: Denial of service due to infinite loop

6. Package List:

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

Source:
rh-dotnet31-dotnet-3.1.104-2.el7.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.104-2.el7.x86_64.rpm

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

Source:
rh-dotnet31-dotnet-3.1.104-2.el7.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.104-2.el7.x86_64.rpm

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

Source:
rh-dotnet31-dotnet-3.1.104-2.el7.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.4-2.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.104-2.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.104-2.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-2020-1108
  https://access.redhat.com/security/cve/CVE-2020-1161
  https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.