Bug 2476605 (CVE-2026-42899)

Summary: CVE-2026-42899 dotnet: .NET: infinite loop allows an attacker to cause a denial of service
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in dotnet. An infinite loop in ASP.NET Core allows an unauthenticated remote attacker to cause a denial of service over a network. This issue can lead to an application crash and a high consumption of system resources.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2481643, 2481644, 2481645    
Bug Blocks:    

Description OSIDB Bzimport 2026-05-12 18:02:57 UTC
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Comment 3 errata-xmlrpc 2026-05-27 08:43:48 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:21286 https://access.redhat.com/errata/RHSA-2026:21286

Comment 4 errata-xmlrpc 2026-05-27 09:24:58 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:21291 https://access.redhat.com/errata/RHSA-2026:21291

Comment 5 errata-xmlrpc 2026-05-27 09:38:46 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:21293 https://access.redhat.com/errata/RHSA-2026:21293

Comment 6 errata-xmlrpc 2026-05-27 09:54:48 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:21295 https://access.redhat.com/errata/RHSA-2026:21295

Comment 7 errata-xmlrpc 2026-05-27 09:56:11 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:21294 https://access.redhat.com/errata/RHSA-2026:21294

Comment 8 errata-xmlrpc 2026-05-27 10:11:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:21297 https://access.redhat.com/errata/RHSA-2026:21297

Comment 9 errata-xmlrpc 2026-05-27 10:19:08 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:21296 https://access.redhat.com/errata/RHSA-2026:21296

Comment 10 errata-xmlrpc 2026-05-28 15:24:44 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:21754 https://access.redhat.com/errata/RHSA-2026:21754

Comment 11 errata-xmlrpc 2026-06-01 02:39:01 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:22145 https://access.redhat.com/errata/RHSA-2026:22145

Comment 12 errata-xmlrpc 2026-06-08 01:27:39 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:24332 https://access.redhat.com/errata/RHSA-2026:24332

Comment 13 errata-xmlrpc 2026-06-08 01:31:40 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:24333 https://access.redhat.com/errata/RHSA-2026:24333

Comment 14 errata-xmlrpc 2026-06-08 01:53:37 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:24334 https://access.redhat.com/errata/RHSA-2026:24334

Comment 15 errata-xmlrpc 2026-06-08 02:56:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:24336 https://access.redhat.com/errata/RHSA-2026:24336

Comment 16 errata-xmlrpc 2026-06-08 02:58:46 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:24335 https://access.redhat.com/errata/RHSA-2026:24335