RHSA-2024:7869 — Security Advisory

An update for .NET 8.0 is now available for Red Hat Enterprise Linux 9.

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.

.NET 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 that address a security vulnerability are now available. The updated versions are .NET SDK 8.0.110 and .NET Runtime 8.0.10.

Security Fix(es):

• dotnet: kestrel: closing an HTTP/3 stream can cause a race condition and lead to remote code execution (CVE-2024-38229)
• dotnet: Multiple .NET components susceptible to hash flooding (CVE-2024-43483)
• dotnet: System.IO.Packaging - Multiple DoS vectors in use of SortedList (CVE-2024-43484)
• dotnet: Denial of Service in System.Text.Json (CVE-2024-43485)

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.Security Fix(es):

• dotnet: System.IO.Packaging - Multiple DoS vectors in use of SortedList (CVE-2024-43484)

• dotnet: Multiple .NET components susceptible to hash flooding (CVE-2024-43483)

• dotnet: Denial of Service in System.Text.Json (CVE-2024-43485)

• dotnet: kestrel: closing an HTTP/3 stream can cause a race condition and lead to remote code execution (CVE-2024-38229)

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.