Summary
.NET is a fast, lightweight and modular platform for creating cross platform applications that work on Linux, macOS and Windows. It particularly focuses on creating console applications, web applications and micro-services. .NET contains a runtime conforming to .NET Standards a set of framework libraries, an SDK containing compilers and a 'dotnet' application to drive everything.
SDK version: 8.0.133
Runtime version: 8.0.33
Security Fix(es):
* brotli: Out-of-Bounds Write in Google Brotli Decoder (CVE-2026-111497)
* dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: ASP.NET Core Elevation of Privilege Vulnerability (CVE-2026-114148)
Bug Fix(es) and Enhancement(s):
* Update .NET 8.0 to SDK 8.0.133 and Runtime 8.0.33 [rhel-9.8.z] (JIRA:RHEL-291717)
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 · 9 | aspnetcore-runtime-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | aspnetcore-runtime-dbg-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | aspnetcore-targeting-pack-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-apphost-pack-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-hostfxr-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-runtime-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-runtime-dbg-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-sdk-8.0 | 8.0.133-1.el9_8 |
| AlmaLinux · 9 | dotnet-sdk-8.0-source-built-artifacts | 8.0.133-1.el9_8 |
| AlmaLinux · 9 | dotnet-sdk-dbg-8.0 | 8.0.133-1.el9_8 |
| AlmaLinux · 9 | dotnet-targeting-pack-8.0 | 8.0.33-1.el9_8 |
| AlmaLinux · 9 | dotnet-templates-8.0 | 8.0.133-1.el9_8 |
Vulnerabilities 2
-
Critical 9.2
Out-of-Bounds Write in Google Brotli Decoder
A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli versions 1.0.3 through 1.2.0 on all platforms allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause …
KEV Oct 27, 2026 -
High 7.8CVE-2026-114148 Public exploit
ASP.NET Core Elevation of Privilege Vulnerability
Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally.