Synopsis
Important: dotnet security, bug fix, and enhancement update
Type/Severity
Security Advisory: Important
Topic
An update for dotnet 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.
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.
A new version of .NET Core that address security vulnerabilities is now available. The updated version is .NET Core Runtime 2.1.11 and SDK 2.1.507.
Security Fix(es):
- dotnet: NuGet Tampering Vulnerability (CVE-2019-0757)
- dotnet: timeouts for regular expressions are not enforced (CVE-2019-0820)
- dotnet: infinite loop in URI.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0980)
- dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0981)
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.
Bug Fix(es):
- dotnet: new SocketException((int)SocketError.InvalidArgument).Message is empty (BZ#1712471)
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
Affected Products
-
Red Hat Enterprise Linux for x86_64 8 x86_64
Fixes
- BZ - 1685475 - CVE-2019-0757 dotnet: NuGet Tampering Vulnerability
- BZ - 1696836 - Update .NET Core 2.1 to Runtime 2.1.10 and SDK 2.1.506
- BZ - 1705502 - CVE-2019-0980 dotnet: infinite loop in Uri.TryCreate leading to ASP.Net Core Denial of Service
- BZ - 1705504 - CVE-2019-0981 dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service
- BZ - 1705506 - CVE-2019-0820 dotnet: timeouts for regular expressions are not enforced
- BZ - 1710068 - Update .NET Core 2.1 to Runtime 2.1.11 and SDK 2.1.507
- BZ - 1712471 - new SocketException((int)SocketError.InvalidArgument).Message is empty
CVEs
References