Description
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | .NET 10.0 | 10.0.0 – < 10.0.8 | 10.0.8 |
| Microsoft | .NET 8.0 | 8.0.0 – < 8.0.27 | 8.0.27 |
| Microsoft | .NET 9.0 | 9.0.0 – < 9.0.16 | 9.0.16 |
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | dotnet10 | 10.0.108-10.0.8-0ubuntu1 | — |
| Ubuntu 26.04 LTS | dotnet10 | 10.0.108-10.0.8-0ubuntu1~26.04.1 | — |
| Ubuntu 25.10 | dotnet10 | 10.0.108-10.0.8-0ubuntu1~25.10.1 | — |
| Ubuntu 25.10 | dotnet8 | 8.0.127-8.0.27-0ubuntu1~25.10.1 | — |
| Ubuntu 25.10 | dotnet9 | 9.0.117-9.0.16-0ubuntu1~25.10.1 | — |
| Ubuntu 24.04 LTS | dotnet10 | 10.0.108-10.0.8-0ubuntu1~24.04.1 | — |
| Ubuntu 24.04 LTS | dotnet8 | 8.0.127-8.0.27-0ubuntu1~24.04.1 | — |
| Ubuntu 22.04 LTS | dotnet6 +1 | No fix yet | — |
| Ubuntu 22.04 LTS | dotnet8 | 8.0.127-8.0.27-0ubuntu1~22.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 10 | dotnet-host +8 | 10.0.8-1.el10_2 | RHSA-2026:22145 |
| RHEL 10 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el10_2 | RHSA-2026:21286 |
| RHEL 10 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el10_2 | RHSA-2026:21754 |
| RHEL 10 | dotnet10.0 +5 | 10.0.108-1.el10_2 | RHSA-2026:22145 |
| RHEL 10 | dotnet8.0 +4 | 8.0.127-1.el10_2 | RHSA-2026:21286 |
| RHEL 10 | dotnet9.0 +6 | 9.0.117-1.el10_2 | RHSA-2026:21754 |
| RHEL 9 | dotnet-host +8 | 10.0.8-1.el9_8 | RHSA-2026:21297 |
| RHEL 9 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el9_8 | RHSA-2026:21293 |
| RHEL 9 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el9_8 | RHSA-2026:21296 |
| RHEL 9 | dotnet10.0 +5 | 10.0.108-1.el9_8 | RHSA-2026:21297 |
| RHEL 9 | dotnet8.0 +4 | 8.0.127-1.el9_8 | RHSA-2026:21293 |
| RHEL 9 | dotnet9.0 +6 | 9.0.117-1.el9_8 | RHSA-2026:21296 |
| RHEL 8 | dotnet +6 | 10.0.108-1.el8_10 | RHSA-2026:21295 |
| RHEL 8 | dotnet-host +8 | 10.0.8-1.el8_10 | RHSA-2026:21295 |
| RHEL 8 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el8_10 | RHSA-2026:21291 |
| RHEL 8 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el8_10 | RHSA-2026:21294 |
| RHEL 8 | dotnet8.0 +4 | 8.0.127-1.el8_10 | RHSA-2026:21291 |
| RHEL 8 | dotnet9.0 +6 | 9.0.117-1.el8_10 | RHSA-2026:21294 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 10.0 EUS | dotnet-host +8 | 9.0.16-1.el10_0 | RHSA-2026:24333 |
| RHEL 10.0 EUS | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el10_0 | RHSA-2026:24332 |
| RHEL 10.0 EUS | dotnet8.0 +4 | 8.0.127-1.el10_0 | RHSA-2026:24332 |
| RHEL 10.0 EUS | dotnet9.0 +6 | 9.0.117-1.el10_0 | RHSA-2026:24333 |
| RHEL 9.6 EUS | dotnet-host +8 | 9.0.16-1.el9_6 | RHSA-2026:24336 |
| RHEL 9.6 EUS | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el9_6 | RHSA-2026:24335 |
| RHEL 9.6 EUS | dotnet8.0 +4 | 8.0.127-1.el9_6 | RHSA-2026:24335 |
| RHEL 9.6 EUS | dotnet9.0 +6 | 9.0.117-1.el9_6 | RHSA-2026:24336 |
| RHEL 9.4 E4S | dotnet-host +8 | 8.0.27-1.el9_4 | RHSA-2026:24334 |
| RHEL 9.4 E4S | dotnet8.0 +4 | 8.0.127-1.el9_4 | RHSA-2026:24334 |
| Red Hat Hardened Images 1 | dotnet10.0 | 10.0.108-1.hum1 | RHSA-2026:17464 |
| Red Hat Hardened Images 1 | dotnet8.0 | 8.0.127-1.hum1 | RHSA-2026:17682 |
| Red Hat Hardened Images 1 | dotnet9.0 | 9.0.117-1.hum1 | RHSA-2026:17527 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 10 | dotnet-host +8 | 10.0.8-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux 10 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux 10 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux 10 | dotnet-sdk-10.0 +4 | 10.0.108-1.el10_2 | ALSA-2026:22145 |
| AlmaLinux 10 | dotnet-sdk-8.0 +3 | 8.0.127-1.el10_2 | ALSA-2026:21286 |
| AlmaLinux 10 | dotnet-sdk-9.0 +5 | 9.0.117-1.el10_2 | ALSA-2026:21754 |
| AlmaLinux 9 | dotnet-host +8 | 10.0.8-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux 9 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux 9 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux 9 | dotnet-sdk-10.0 +4 | 10.0.108-1.el9_8 | ALSA-2026:21297 |
| AlmaLinux 9 | dotnet-sdk-8.0 +3 | 8.0.127-1.el9_8 | ALSA-2026:21293 |
| AlmaLinux 9 | dotnet-sdk-9.0 +5 | 9.0.117-1.el9_8 | ALSA-2026:21296 |
| AlmaLinux 8 | dotnet +5 | 10.0.108-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux 8 | dotnet-host +8 | 10.0.8-1.el8_10 | ALSA-2026:21295 |
| AlmaLinux 8 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux 8 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.el8_10 | ALSA-2026:21294 |
| AlmaLinux 8 | dotnet-sdk-8.0 +3 | 8.0.127-1.el8_10 | ALSA-2026:21291 |
| AlmaLinux 8 | dotnet-sdk-9.0 +5 | 9.0.117-1.el8_10 | ALSA-2026:21294 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 10 | dotnet10.0 | 10.0.108-1.el10_2 | RLSA-2026:22145 |
| Rocky Linux 10 | dotnet8.0 | 8.0.127-1.el10_2 | RLSA-2026:21286 |
| Rocky Linux 10 | dotnet9.0 | 9.0.117-1.el10_2 | RLSA-2026:21754 |
| Rocky Linux 9 | dotnet10.0 | 10.0.108-1.el9_8 | RLSA-2026:21297 |
| Rocky Linux 9 | dotnet8.0 | 8.0.127-1.el9_8 | RLSA-2026:21293 |
| Rocky Linux 9 | dotnet9.0 | 9.0.117-1.el9_8 | RLSA-2026:21296 |
| Rocky Linux 8 | dotnet10.0 | 10.0.108-1.el8_10 | RLSA-2026:21295 |
| Rocky Linux 8 | dotnet8.0 | 8.0.127-1.el8_10 | RLSA-2026:21291 |
| Rocky Linux 8 | dotnet9.0 | 9.0.117-1.el8_10 | RLSA-2026:21294 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | dotnet10-runtime | 10.0.8-r0 | — |
| Alpine v3.24 | dotnet8-runtime | 8.0.27-r0 | — |
| Alpine v3.24 | dotnet9-runtime | 9.0.16-r0 | — |
| Alpine v3.23 | dotnet10-runtime | 10.0.8-r0 | — |
| Alpine v3.23 | dotnet8-runtime | 8.0.27-r0 | — |
| Alpine v3.23 | dotnet9-runtime | 9.0.16-r0 | — |
| Alpine v3.22 | dotnet8-runtime | 8.0.27-r0 | — |
| Alpine v3.22 | dotnet9-runtime | 9.0.16-r0 | — |
| Alpine v3.21 | dotnet8-runtime | 8.0.27-r0 | — |
| Alpine v3.21 | dotnet9-runtime | 9.0.16-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | dotnet +5 | 8.0.127-1.amzn2023.0.1 | ALAS2023-2026-1804, ALAS2023-2026-1803, ALAS2023-2026-1802 |
| Amazon Linux 2023 | dotnet-host +8 | 8.0.27-1.amzn2023.0.1 | ALAS2023-2026-1804, ALAS2023-2026-1803, ALAS2023-2026-1802 |
| Amazon Linux 2023 | dotnet-hostfxr-10.0 +7 | 10.0.8-1.amzn2023.0.1 | ALAS2023-2026-1803 |
| Amazon Linux 2023 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.amzn2023.0.2 | ALAS2023-2026-1802 |
| Amazon Linux 2023 | dotnet-sdk-10.0 +4 | 10.0.108-1.amzn2023.0.1 | ALAS2023-2026-1803 |
| Amazon Linux 2023 | dotnet-sdk-9.0 +4 | 9.0.117-1.amzn2023.0.2 | ALAS2023-2026-1802 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 10 | dotnet-host +8 | 10.0.9-1.0.1.el10_2 | ELSA-2026-22145 |
| Oracle Linux 10 | dotnet-hostfxr-8.0 +7 | 8.0.28-1.0.1.el10_2 | ELSA-2026-21286 |
| Oracle Linux 10 | dotnet-hostfxr-9.0 +7 | 9.0.17-1.0.1.el10_2 | ELSA-2026-21754 |
| Oracle Linux 10 | dotnet-sdk-10.0 +4 | 10.0.109-1.0.1.el10_2 | ELSA-2026-22145 |
| Oracle Linux 10 | dotnet-sdk-8.0 +3 | 8.0.128-1.0.1.el10_2 | ELSA-2026-21286 |
| Oracle Linux 10 | dotnet-sdk-9.0 +5 | 9.0.118-1.0.1.el10_2 | ELSA-2026-21754 |
| Oracle Linux 9 | dotnet-host +8 | 10.0.9-1.0.1.el9_8 | ELSA-2026-21297 |
| Oracle Linux 9 | dotnet-hostfxr-8.0 +7 | 8.0.28-1.0.1.el9_8 | ELSA-2026-21293 |
| Oracle Linux 9 | dotnet-hostfxr-9.0 +7 | 9.0.17-1.0.1.el9_8 | ELSA-2026-21296 |
| Oracle Linux 9 | dotnet-sdk-10.0 +4 | 10.0.109-1.0.1.el9_8 | ELSA-2026-21297 |
| Oracle Linux 9 | dotnet-sdk-8.0 +3 | 8.0.128-1.0.1.el9_8 | ELSA-2026-21293 |
| Oracle Linux 9 | dotnet-sdk-9.0 +5 | 9.0.118-1.0.1.el9_8 | ELSA-2026-21296 |
| Oracle Linux 8 | dotnet +5 | 10.0.108-1.0.1.el8_10 | ELSA-2026-21295 |
| Oracle Linux 8 | dotnet-host +8 | 10.0.8-1.0.1.el8_10 | ELSA-2026-21295 |
| Oracle Linux 8 | dotnet-hostfxr-8.0 +7 | 8.0.27-1.0.1.el8_10 | ELSA-2026-21291 |
| Oracle Linux 8 | dotnet-hostfxr-9.0 +7 | 9.0.16-1.0.1.el8_10 | ELSA-2026-21294 |
| Oracle Linux 8 | dotnet-sdk-8.0 +3 | 8.0.127-1.0.1.el8_10 | ELSA-2026-21291 |
| Oracle Linux 8 | dotnet-sdk-9.0 +5 | 9.0.117-1.0.1.el8_10 | ELSA-2026-21294 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | dotnet-bootstrap-8 | 8.0.128-r0 | — |
| Wolfi rolling | dotnet-bootstrap-9 | 9.0.118-r0 | — |
Affected packages
Advisories 50
- ALSA-2026:21296 Important: .NET 9.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21297 Important: .NET 10.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21293 Important: .NET 8.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:22145 Important: .NET 10.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21754 Important: .NET 9.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21286 Important: .NET 8.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21295 Important: .NET 10.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21291 Important: .NET 8.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:21294 Important: .NET 9.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2026:17682 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2026:24335 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:24334 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:24332 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:21293 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:21291 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:21286 Red Hat Security Advisory: .NET 8.0 security update Red Hat Security Advisories (RHSA) · Oct 9, 2026
- RHSA-2026:17464 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 6, 2026
- RHSA-2026:17527 Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update Red Hat Security Advisories (RHSA) · Oct 6, 2026
- VDE-2026-088 METTLER TOLEDO: LabX Standard and Enterprise Report on External Component Analysis - v21.4 CERT@VDE · Sep 10, 2026
- WID-SEC-2026-1488 Microsoft Developer Tools: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 27, 2026
- ELSA-2026-21286 Important: .NET 8.0 security update (Oracle Linux 10) Oracle Linux Security Advisories (ELSA) · Jul 17, 2026
- ELSA-2026-22145 Important: .NET 10.0 security update (Oracle Linux 10) Oracle Linux Security Advisories (ELSA) · Jul 17, 2026
- ELSA-2026-21754 Important: .NET 9.0 security update (Oracle Linux 10) Oracle Linux Security Advisories (ELSA) · Jul 17, 2026
- RHSA-2026:24336 Red Hat Security Advisory: .NET 9.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:24333 Red Hat Security Advisory: .NET 9.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:22145 Red Hat Security Advisory: .NET 10.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:21754 Red Hat Security Advisory: .NET 9.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:21296 Red Hat Security Advisory: .NET 9.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:21297 Red Hat Security Advisory: .NET 10.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:21294 Red Hat Security Advisory: .NET 9.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- RHSA-2026:21295 Red Hat Security Advisory: .NET 10.0 security update Red Hat Security Advisories (RHSA) · Jun 30, 2026
- ELSA-2026-21293 Important: .NET 8.0 security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jun 26, 2026
- ELSA-2026-21297 Important: .NET 10.0 security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jun 26, 2026
- ELSA-2026-21296 Important: .NET 9.0 security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jun 26, 2026
- ALAS2023-2026-1802 Important: dotnet9.0 security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jun 8, 2026
- ALAS2023-2026-1803 Important: dotnet10.0 security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jun 8, 2026
- ALAS2023-2026-1804 Important: dotnet8.0 security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jun 8, 2026
- RLSA-2026:22145 Important: .NET 10.0 security update Rocky Linux Security Advisories · Jun 5, 2026
- RLSA-2026:21754 Important: .NET 9.0 security update Rocky Linux Security Advisories · Jun 4, 2026
- RLSA-2026:21286 Important: .NET 8.0 security update Rocky Linux Security Advisories · Jun 4, 2026
- RLSA-2026:21297 Important: .NET 10.0 security update Rocky Linux Security Advisories · May 30, 2026
- RLSA-2026:21293 Important: .NET 8.0 security update Rocky Linux Security Advisories · May 30, 2026
- RLSA-2026:21296 Important: .NET 9.0 security update Rocky Linux Security Advisories · May 30, 2026
- RLSA-2026:21291 Important: .NET 8.0 security update Rocky Linux Security Advisories · May 29, 2026
- RLSA-2026:21294 Important: .NET 9.0 security update Rocky Linux Security Advisories · May 29, 2026
- RLSA-2026:21295 Important: .NET 10.0 security update Rocky Linux Security Advisories · May 29, 2026
- ELSA-2026-21291 Important: .NET 8.0 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 28, 2026
- ELSA-2026-21295 Important: .NET 10.0 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 27, 2026
- ELSA-2026-21294 Important: .NET 9.0 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 27, 2026
- NCSC-2026-0143 Kwetsbaarheden verholpen in Microsoft Developer Tools NCSC-NL (Netherlands) · May 12, 2026
References
- ASP.NET Core Denial of Service Vulnerability vendor-advisory patch