Description
.NET Denial of Service Vulnerability
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) | 15.0.0 – < 16.9.17 | 16.9.17 |
| Microsoft | Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) | 16.11.0 – < 16.11.10 | 16.11.10 |
| Microsoft | Microsoft Visual Studio 2022 version 17.0 | 17.0.0 – < 17.0.6 | 17.0.6 |
| Microsoft | Visual Studio 2019 for Mac version 8.10 | 8.1.0 – < 8.10.18 | 8.10.18 |
| Microsoft | .NET 5.0 | 5.0.0 – < 5.0.14 | 5.0.14 |
| Microsoft | .NET 6.0 | 6.0.0 – < 6.0.2 | 6.0.2 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | dotnet +4 | 6.0.102-1.el8_5 | RHSA-2022:0496 |
| RHEL 8 | dotnet-host +6 | 6.0.2-1.el8_5 | RHSA-2022:0496 |
| RHEL 8 | dotnet-hostfxr-5.0 +5 | 5.0.14-1.el8_5 | RHSA-2022:0495 |
| RHEL 8 | dotnet5.0 +3 | 5.0.211-1.el8_5 | RHSA-2022:0495 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Dotnet 6 | rh-dotnet60-dotnet +4 | 6.0.102-1.el7_9 | RHSA-2022:0500 |
| Red Hat Rhel Dotnet 6 | rh-dotnet60-dotnet-host +6 | 6.0.2-1.el7_9 | RHSA-2022:0500 |
| Red Hat Rhel Dotnet 5 | rh-dotnet50-dotnet +4 | 5.0.211-1.el7_9 | RHSA-2022:0499 |
| Red Hat Rhel Dotnet 5 | rh-dotnet50-dotnet-host +6 | 5.0.14-1.el7_9 | RHSA-2022:0499 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | dotnet +3 | 6.0.102-1.el8_5 | ALSA-2022:0496 |
| AlmaLinux 8 | dotnet-host +6 | 6.0.2-1.el8_5 | ALSA-2022:0496 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | dotnet5.0 | 5.0.211-1.el8_5 | RLSA-2022:0495 |
| Rocky Linux 8 | dotnet6.0 | 6.0.102-1.el8_5 | RLSA-2022:0496 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | dotnet +3 | 6.0.102-1.0.1.el8_5 | ELSA-2022-0496 |
| Oracle Linux 8 | dotnet-host +6 | 6.0.2-1.0.1.el8_5 | ELSA-2022-0496 |
| Oracle Linux 8 | dotnet-hostfxr-5.0 +5 | 5.0.14-1.0.1.el8_5 | ELSA-2022-0495 |
| Oracle Linux 8 | dotnet-sdk-5.0 +2 | 5.0.211-1.0.1.el8_5 | ELSA-2022-0495 |
Affected packages
Advisories 10
- ALSA-2022:0496 Important: .NET 6.0 security and bugfix update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2022:0495 Red Hat Security Advisory: .NET 5.0 security and bugfix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RLSA-2022:0495 Important: .NET 5.0 security and bugfix update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2022:0496 Important: .NET 6.0 security and bugfix update Rocky Linux Security Advisories · Feb 4, 2026
- RHSA-2022:0499 Red Hat Security Advisory: .NET 5.0 on RHEL 7 security and bugfix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2022:0500 Red Hat Security Advisory: .NET 6.0 on RHEL 7 security and bugfix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2022:0496 Red Hat Security Advisory: .NET 6.0 security and bugfix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- ELSA-2022-0496 Important: .NET 6.0 security and bugfix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Mar 9, 2022
- ELSA-2022-0495 Important: .NET 5.0 security and bugfix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Feb 9, 2022
- MSRC-CVE-2022-21986 .NET Denial of Service Vulnerability Microsoft Security Response Center · Feb 8, 2022
References
- .NET Denial of Service Vulnerability vendor-advisory