Summary
.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 7.0 to SDK 7.0.112 and Runtime 7.0.12.
Security Fix(es):
* HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)
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.
Fixed packages 12
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | aspnetcore-runtime-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | aspnetcore-targeting-pack-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet | 7.0.112-1.el8_8 |
| AlmaLinux · 8 | dotnet-apphost-pack-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet-host | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet-hostfxr-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet-runtime-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet-sdk-7.0 | 7.0.112-1.el8_8 |
| AlmaLinux · 8 | dotnet-sdk-7.0-source-built-artifacts | 7.0.112-1.el8_8 |
| AlmaLinux · 8 | dotnet-targeting-pack-7.0 | 7.0.12-1.el8_8 |
| AlmaLinux · 8 | dotnet-templates-7.0 | 7.0.112-1.el8_8 |
| AlmaLinux · 8 | netstandard-targeting-pack-2.1 | 7.0.112-1.el8_8 |
Vulnerabilities 1
-
High 7.5
HTTP/2 Stream Cancellation Attack
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
KEV Oct 10, 2023