RedHat: RHSA-2022-2200:01 Important: .NET 5.0 security, bug fix, | ...
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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: .NET 5.0 security, bug fix, and enhancement update
Advisory ID:       RHSA-2022:2200-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:2200
Issue date:        2022-05-11
CVE Names:         CVE-2022-23267 CVE-2022-29117 CVE-2022-29145 
=====================================================================

1. Summary:

An update for .NET 5.0 is now available for Red Hat Enterprise Linux 8.

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:

Red Hat CodeReady Linux Builder (v. 8) - x86_64
Red Hat Enterprise Linux AppStream (v. 8) - 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 5.0.214 and .NET Core
Runtime 5.0.17.

Security Fix(es):

* dotnet: excess memory allocation via HttpClient causes DoS
(CVE-2022-23267)

* dotnet: malicious content causes high CPU and memory usage
(CVE-2022-29117)

* dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)

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/):

2083647 - CVE-2022-29117 dotnet: malicious content causes high CPU and memory usage
2083649 - CVE-2022-29145 dotnet: parsing HTML causes Denial of Service
2083650 - CVE-2022-23267 dotnet: excess memory allocation via HttpClient causes DoS

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
dotnet5.0-5.0.214-1.el8_6.src.rpm

x86_64:
aspnetcore-runtime-5.0-5.0.17-1.el8_6.x86_64.rpm
aspnetcore-targeting-pack-5.0-5.0.17-1.el8_6.x86_64.rpm
dotnet-apphost-pack-5.0-5.0.17-1.el8_6.x86_64.rpm
dotnet-apphost-pack-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-hostfxr-5.0-5.0.17-1.el8_6.x86_64.rpm
dotnet-hostfxr-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-runtime-5.0-5.0.17-1.el8_6.x86_64.rpm
dotnet-runtime-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-sdk-5.0-5.0.214-1.el8_6.x86_64.rpm
dotnet-sdk-5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm
dotnet-targeting-pack-5.0-5.0.17-1.el8_6.x86_64.rpm
dotnet-templates-5.0-5.0.214-1.el8_6.x86_64.rpm
dotnet5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm
dotnet5.0-debugsource-5.0.214-1.el8_6.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

x86_64:
dotnet-apphost-pack-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-hostfxr-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-runtime-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm
dotnet-sdk-5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm
dotnet-sdk-5.0-source-built-artifacts-5.0.214-1.el8_6.x86_64.rpm
dotnet5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm
dotnet5.0-debugsource-5.0.214-1.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-2022-23267
https://access.redhat.com/security/cve/CVE-2022-29117
https://access.redhat.com/security/cve/CVE-2022-29145
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 2022 Red Hat, Inc.
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RedHat: RHSA-2022-2200:01 Important: .NET 5.0 security, bug fix,

An update for .NET 5.0 is now available for Red Hat Enterprise Linux 8

Summary

.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 5.0.214 and .NET Core Runtime 5.0.17.
Security Fix(es):
* dotnet: excess memory allocation via HttpClient causes DoS (CVE-2022-23267)
* dotnet: malicious content causes high CPU and memory usage (CVE-2022-29117)
* dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2022-23267 https://access.redhat.com/security/cve/CVE-2022-29117 https://access.redhat.com/security/cve/CVE-2022-29145 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: dotnet5.0-5.0.214-1.el8_6.src.rpm
x86_64: aspnetcore-runtime-5.0-5.0.17-1.el8_6.x86_64.rpm aspnetcore-targeting-pack-5.0-5.0.17-1.el8_6.x86_64.rpm dotnet-apphost-pack-5.0-5.0.17-1.el8_6.x86_64.rpm dotnet-apphost-pack-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-hostfxr-5.0-5.0.17-1.el8_6.x86_64.rpm dotnet-hostfxr-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-runtime-5.0-5.0.17-1.el8_6.x86_64.rpm dotnet-runtime-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-sdk-5.0-5.0.214-1.el8_6.x86_64.rpm dotnet-sdk-5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm dotnet-targeting-pack-5.0-5.0.17-1.el8_6.x86_64.rpm dotnet-templates-5.0-5.0.214-1.el8_6.x86_64.rpm dotnet5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm dotnet5.0-debugsource-5.0.214-1.el8_6.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
x86_64: dotnet-apphost-pack-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-hostfxr-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-runtime-5.0-debuginfo-5.0.17-1.el8_6.x86_64.rpm dotnet-sdk-5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm dotnet-sdk-5.0-source-built-artifacts-5.0.214-1.el8_6.x86_64.rpm dotnet5.0-debuginfo-5.0.214-1.el8_6.x86_64.rpm dotnet5.0-debugsource-5.0.214-1.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/

Severity
Advisory ID: RHSA-2022:2200-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:2200
Issued Date: : 2022-05-11
CVE Names: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145

Topic

An update for .NET 5.0 is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - x86_64

Red Hat Enterprise Linux AppStream (v. 8) - x86_64

Bugs Fixed

2083647 - CVE-2022-29117 dotnet: malicious content causes high CPU and memory usage

2083649 - CVE-2022-29145 dotnet: parsing HTML causes Denial of Service

2083650 - CVE-2022-23267 dotnet: excess memory allocation via HttpClient causes DoS

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