what you don't know can hurt you

Red Hat Security Advisory 2021-1547-01

Red Hat Security Advisory 2021-1547-01
Posted May 12, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-1547-01 - .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 a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.115 and .NET Core Runtime 3.1.15. Issues addressed include a privilege escalation vulnerability.

tags | advisory
systems | linux, redhat
advisories | CVE-2021-31204
MD5 | 9aa89665d28bb59a368afadc3a68d399

Red Hat Security Advisory 2021-1547-01

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis: Important: .NET Core 3.1 on Red Hat Enterprise Linux security and bugfix update
Advisory ID: RHSA-2021:1547-01
Product: .NET Core on Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1547
Issue date: 2021-05-12
CVE Names: CVE-2021-31204
====================================================================
1. Summary:

An update for rh-dotnet31-dotnet 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 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 a security vulnerability are now
available. The updated versions are .NET Core SDK 3.1.115 and .NET Core
Runtime 3.1.15.

Security Fix(es):

* dotnet: .NET Core single-file application privilege escalation
(CVE-2021-31204)

In order for the update to be complete, self-contained applications
deployed using previous versions need to be recompiled and redeployed.

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/):

1956815 - CVE-2021-31204 dotnet: .NET Core single-file application privilege escalation

6. Package List:

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

Source:
rh-dotnet31-dotnet-3.1.115-1.el7_9.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.115-1.el7_9.x86_64.rpm

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

Source:
rh-dotnet31-dotnet-3.1.115-1.el7_9.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.115-1.el7_9.x86_64.rpm

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

Source:
rh-dotnet31-dotnet-3.1.115-1.el7_9.src.rpm

x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.15-1.el7_9.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.115-1.el7_9.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.115-1.el7_9.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-2021-31204
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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vq2X
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

June 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jun 1st
    35 Files
  • 2
    Jun 2nd
    14 Files
  • 3
    Jun 3rd
    40 Files
  • 4
    Jun 4th
    22 Files
  • 5
    Jun 5th
    1 Files
  • 6
    Jun 6th
    1 Files
  • 7
    Jun 7th
    19 Files
  • 8
    Jun 8th
    14 Files
  • 9
    Jun 9th
    39 Files
  • 10
    Jun 10th
    20 Files
  • 11
    Jun 11th
    22 Files
  • 12
    Jun 12th
    2 Files
  • 13
    Jun 13th
    1 Files
  • 14
    Jun 14th
    32 Files
  • 15
    Jun 15th
    0 Files
  • 16
    Jun 16th
    0 Files
  • 17
    Jun 17th
    0 Files
  • 18
    Jun 18th
    0 Files
  • 19
    Jun 19th
    0 Files
  • 20
    Jun 20th
    0 Files
  • 21
    Jun 21st
    0 Files
  • 22
    Jun 22nd
    0 Files
  • 23
    Jun 23rd
    0 Files
  • 24
    Jun 24th
    0 Files
  • 25
    Jun 25th
    0 Files
  • 26
    Jun 26th
    0 Files
  • 27
    Jun 27th
    0 Files
  • 28
    Jun 28th
    0 Files
  • 29
    Jun 29th
    0 Files
  • 30
    Jun 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close