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Red Hat: RHSA-2020-2471-01 Important Update: .NET Core Denial of Service

red hat
Calendar Grey June 10, 2020
Dist Redhat Esm H88
A critical update for .NET Core has been released for Red Hat Enterprise Linux 8, classified as Important, addressing a vulnerability that could lead to Denial of Service.
An update for .NET Core is now available for Red Hat Enterprise Linux 8

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

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.
A new version of .NET Core that addresses a security vulnerability is now available. The updated version is .NET Core Runtime 2.1.19 and SDK 2.1.515.
Security Fix(es):
* dotnet: Denial of service via untrusted input (CVE-2020-1108)
This is an additional update to comprehensively address CVE-2020-1108.
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.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux security impact Denial of Service important update untrusted input

References

https://access.redhat.com/security/cve/CVE-2020-1108 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: dotnet-2.1.515-1.el8_2.src.rpm
x86_64: dotnet-debuginfo-2.1.515-1.el8_2.x86_64.rpm dotnet-debugsource-2.1.515-1.el8_2.x86_64.rpm dotnet-host-fxr-2.1-2.1.19-1.el8_2.x86_64.rpm dotnet-host-fxr-2.1-debuginfo-2.1.19-1.el8_2.x86_64.rpm dotnet-runtime-2.1-2.1.19-1.el8_2.x86_64.rpm dotnet-runtime-2.1-debuginfo-2.1.19-1.el8_2.x86_64.rpm dotnet-sdk-2.1-2.1.515-1.el8_2.x86_64.rpm dotnet-sdk-2.1.5xx-2.1.515-1.el8_2.x86_64.rpm dotnet-sdk-2.1.5xx-debuginfo-2.1.515-1.el8_2.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
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2471-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2471
Issue date: 2020-06-10

Topic

An update for .NET Core 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.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux security impact Denial of Service important update untrusted input

Relevant Releases Architectures

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

Bugs Fixed

1827643 - CVE-2020-1108 dotnet: Denial of service via untrusted input

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