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AUSCERT External Security Bulletin Redistribution
ESB-2022.4056
.NET Core 3.1 security, bug fix, and enhancement update
16 August 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: .NET Core 3.1
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2022-34716
Original Bulletin:
https://access.redhat.com/errata/RHSA-2022:6057
Comment: CVSS (Max): 5.9 CVE-2022-34716 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
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Red Hat Security Advisory
Synopsis: Moderate: .NET Core 3.1 security, bug fix, and enhancement update
Advisory ID: RHSA-2022:6057-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6057
Issue date: 2022-08-15
CVE Names: CVE-2022-34716
=====================================================================
1. Summary:
An update for .NET Core 3.1 is now available for Red Hat Enterprise Linux
8.
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:
Red Hat CodeReady Linux Builder (v. 8) - x86_64
Red Hat Enterprise Linux AppStream (v. 8) - x86_64
3. Description:
.NET 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 that address a security vulnerability are now
available. The updated versions are .NET SDK 3.1.422 and .NET Runtime
3.1.28.
Security Fix(es):
* dotnet: External Entity Injection during XML signature verification
(CVE-2022-34716)
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/):
2115183 - CVE-2022-34716 dotnet: External Entity Injection during XML signature verification
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
dotnet3.1-3.1.422-1.el8_6.src.rpm
x86_64:
aspnetcore-runtime-3.1-3.1.28-1.el8_6.x86_64.rpm
aspnetcore-targeting-pack-3.1-3.1.28-1.el8_6.x86_64.rpm
dotnet-apphost-pack-3.1-3.1.28-1.el8_6.x86_64.rpm
dotnet-apphost-pack-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-hostfxr-3.1-3.1.28-1.el8_6.x86_64.rpm
dotnet-hostfxr-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-runtime-3.1-3.1.28-1.el8_6.x86_64.rpm
dotnet-runtime-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-sdk-3.1-3.1.422-1.el8_6.x86_64.rpm
dotnet-sdk-3.1-debuginfo-3.1.422-1.el8_6.x86_64.rpm
dotnet-targeting-pack-3.1-3.1.28-1.el8_6.x86_64.rpm
dotnet-templates-3.1-3.1.422-1.el8_6.x86_64.rpm
dotnet3.1-debuginfo-3.1.422-1.el8_6.x86_64.rpm
dotnet3.1-debugsource-3.1.422-1.el8_6.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
x86_64:
dotnet-apphost-pack-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-hostfxr-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-runtime-3.1-debuginfo-3.1.28-1.el8_6.x86_64.rpm
dotnet-sdk-3.1-debuginfo-3.1.422-1.el8_6.x86_64.rpm
dotnet-sdk-3.1-source-built-artifacts-3.1.422-1.el8_6.x86_64.rpm
dotnet3.1-debuginfo-3.1.422-1.el8_6.x86_64.rpm
dotnet3.1-debugsource-3.1.422-1.el8_6.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-2022-34716
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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