Bug 2500109 (CVE-2026-57108)

Summary: CVE-2026-57108 dotnet: .NET Core: Denial of Service via type confusion
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, sdawley, 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 .NET Core. This vulnerability, known as type confusion, allows an unauthorized remote attacker to cause a denial of service (DoS) over a network. By exploiting this flaw, an attacker can make the affected system unavailable to legitimate users.
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: 2501480, 2501481, 2501482    
Bug Blocks:    

Description OSIDB Bzimport 2026-07-14 18:03:12 UTC
Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.

Comment 3 errata-xmlrpc 2026-07-20 04:05:01 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:41899 https://access.redhat.com/errata/RHSA-2026:41899

Comment 4 errata-xmlrpc 2026-07-20 04:09:22 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:41893 https://access.redhat.com/errata/RHSA-2026:41893

Comment 5 errata-xmlrpc 2026-07-20 04:31:39 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:41895 https://access.redhat.com/errata/RHSA-2026:41895

Comment 6 errata-xmlrpc 2026-07-20 04:36:57 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:41897 https://access.redhat.com/errata/RHSA-2026:41897

Comment 7 errata-xmlrpc 2026-07-20 04:38:07 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:41900 https://access.redhat.com/errata/RHSA-2026:41900

Comment 8 errata-xmlrpc 2026-07-20 04:46:01 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:41901 https://access.redhat.com/errata/RHSA-2026:41901

Comment 9 errata-xmlrpc 2026-07-20 04:57:44 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:41894 https://access.redhat.com/errata/RHSA-2026:41894

Comment 10 errata-xmlrpc 2026-07-20 06:20:19 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:41896 https://access.redhat.com/errata/RHSA-2026:41896

Comment 11 errata-xmlrpc 2026-07-20 06:24:21 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:41898 https://access.redhat.com/errata/RHSA-2026:41898

Comment 12 errata-xmlrpc 2026-08-24 02:52:11 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:58566 https://access.redhat.com/errata/RHSA-2026:58566

Comment 13 errata-xmlrpc 2026-08-24 02:53:43 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:58567 https://access.redhat.com/errata/RHSA-2026:58567

Comment 14 errata-xmlrpc 2026-08-24 04:23:02 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:58568 https://access.redhat.com/errata/RHSA-2026:58568

Comment 15 errata-xmlrpc 2026-08-24 05:41:56 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:58569 https://access.redhat.com/errata/RHSA-2026:58569

Comment 16 errata-xmlrpc 2026-08-24 05:48:13 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:58570 https://access.redhat.com/errata/RHSA-2026:58570