RedHat: RHSA-2020-0134:01 Critical: .NET Core on Red Hat Enterprise Linux
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 security vulnerabilities are now
available. The updated versions are .NET Core SDK 3.0.102, .NET Core
Runtime 3.0.2, .NET Core SDK 3.1.101 and .NET Core Runtime 3.1.1.
Security Fixes:
* dotnet: Memory Corruption in SignalR (CVE-2020-0603)
* dotnet: SignalR Denial of Service via backpressure issue (CVE-2020-0602)
Users must rebuild their applications to pick up the fixes.
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 issues, including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
pages listed in the References section.
Summary
Solution
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2020-0602 https://access.redhat.com/security/cve/CVE-2020-0603 https://access.redhat.com/security/updates/classification/#critical
Package List
.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
rh-dotnet30-dotnet-3.0.102-3.el7.src.rpm
x86_64:
rh-dotnet30-aspnetcore-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-aspnetcore-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-apphost-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-debuginfo-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-host-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-hostfxr-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-sdk-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-templates-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-netstandard-targeting-pack-2.1-3.0.102-3.el7.x86_64.rpm
.NET Core on Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
rh-dotnet31-dotnet-3.1.101-4.el7.src.rpm
x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.101-4.el7.x86_64.rpm
.NET Core on Red Hat Enterprise Linux Server (v. 7):
Source:
rh-dotnet30-dotnet-3.0.102-3.el7.src.rpm
x86_64:
rh-dotnet30-aspnetcore-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-aspnetcore-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-apphost-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-debuginfo-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-host-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-hostfxr-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-sdk-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-templates-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-netstandard-targeting-pack-2.1-3.0.102-3.el7.x86_64.rpm
.NET Core on Red Hat Enterprise Linux Server (v. 7):
Source:
rh-dotnet31-dotnet-3.1.101-4.el7.src.rpm
x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.101-4.el7.x86_64.rpm
.NET Core on Red Hat Enterprise Linux Workstation (v. 7):
Source:
rh-dotnet30-dotnet-3.0.102-3.el7.src.rpm
x86_64:
rh-dotnet30-aspnetcore-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-aspnetcore-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-apphost-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-debuginfo-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-host-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-hostfxr-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-runtime-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-sdk-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-dotnet-targeting-pack-3.0-3.0.2-3.el7.x86_64.rpm
rh-dotnet30-dotnet-templates-3.0-3.0.102-3.el7.x86_64.rpm
rh-dotnet30-netstandard-targeting-pack-2.1-3.0.102-3.el7.x86_64.rpm
.NET Core on Red Hat Enterprise Linux Workstation (v. 7):
Source:
rh-dotnet31-dotnet-3.1.101-4.el7.src.rpm
x86_64:
rh-dotnet31-aspnetcore-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-apphost-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-debuginfo-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-host-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-hostfxr-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-runtime-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-sdk-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-dotnet-targeting-pack-3.1-3.1.1-4.el7.x86_64.rpm
rh-dotnet31-dotnet-templates-3.1-3.1.101-4.el7.x86_64.rpm
rh-dotnet31-netstandard-targeting-pack-2.1-3.1.101-4.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/
Topic
An update for rh-dotnet30-dotnet and rh-dotnet31-dotnet is now availablefor .NET Core on Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
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
Bugs Fixed
1787151 - Update .NET Core 3.0 to Runtime 3.0.2 and SDK 3.0.102
1787174 - Update .NET Core 3.1 to Runtime 3.1.1 and SDK 3.1.101
1789623 - CVE-2020-0602 dotnet: Denial of service via backpressure issue
1789624 - CVE-2020-0603 dotnet: Memory Corruption in SignalR