RLSA-2026:21296

Details

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 9.0.117 and .NET Runtime 9.0.16.Security Fix(es):

dotnet: .NET: infinite loop allows an attacker to cause a denial of service (CVE-2026-42899)

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.

Affected Packages

dotnet9.0

Rocky Linux 9

Fixed in:

0:9.0.117-1.el9_8

References

REPORT

https://bugzilla.redhat.com/show_bug.cgi?id=2476605

ADVISORY

https://errata.rockylinux.org/RLSA-2026:21296