RHSA-2019:0349 - Security Advisory

Topic

Updates for rh-dotnetcore10-dotnetcore, rh-dotnetcore11-dotnetcore, rh-dotnet21-dotnet, and rh-dotnet22-dotnet are now available for
.NET Core on Red Hat Enterprise Linux.

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.

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 security vulnerabilities are now
available. The updated versions are .NET Core 1.0.14, 1.1.11, 2.1.8, and 2.2.2.

Security Fix(es):

• .dotnet: Domain-spoofing attack in System.Uri (CVE-2019-0657)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

For more information, please refer to the upstream doc in the References
section.

Solution

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

• dotNET on RHEL (for RHEL Server) 1 x86_64
• dotNET on RHEL (for RHEL Workstation) 1 x86_64
• dotNET on RHEL (for RHEL Compute Node) 1 x86_64

Fixes

• BZ - 1673891 - CVE-2019-0657 dotnet: Domain-spoofing attack in System.Uri

CVEs

• CVE-2019-0657

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0657