Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
🔗 CVE IDs covered (16)
📋 Description
CVE-2026-45491 — dotnet: .NET: Local file tampering via link following vulnerability
CVE-2026-45591 — dotnet: ASP.NET Core: Denial of Service via uncontrolled resource consumption
CVE-2026-45736 — ws: ws: Uninitialized memory disclosure via websocket.close() with TypedArray
CVE-2026-47300 — ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm
CVE-2026-47302 — dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation
CVE-2026-47303 — ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass
CVE-2026-50524 — dotnet: .NET Framework: Denial of Service via improper input validation
CVE-2026-50525 — dotnet: .NET: Denial of Service due to uncontrolled resource allocation
CVE-2026-50526 — dotnet: .NET: Local tampering via improper link resolution
CVE-2026-50527 — dotnet: .NET Framework: Denial of Service via network-based buffer overflow
CVE-2026-50528 — dotnet: .NET: Security feature bypass due to incorrect authorization
CVE-2026-50648 — dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation
CVE-2026-50651 — dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM
CVE-2026-50659 — .NET: .NET: Network Spoofing Vulnerability
CVE-2026-56170 — ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation
CVE-2026-57108 — dotnet: .NET Core: Denial of Service via type confusion
🎯 Affected products4
- Red Hat Hardened Images
- dotnet10-0-main@aarch64 as a component of Red Hat Hardened Images
- dotnet10-0-main@src as a component of Red Hat Hardened Images
- dotnet10-0-main@x86_64 as a component of Red Hat Hardened Images
✅ Remediation
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: Red Hat is not aware of a practical temporary workaround that fully mitigates this issue or meets Red Hat Product Security's standards for usability, deployment, applicability, or stability. Customers are advised to apply the relevant security updates when they become available.
🔗 References (20)
- selfhttps://access.redhat.com/errata/RHSA-2026:26638
- externalhttps://images.redhat.com/
- externalhttps://access.redhat.com/security/cve/CVE-2026-45591
- externalhttps://access.redhat.com/security/updates/classification/
- externalhttps://access.redhat.com/security/cve/CVE-2026-45491
- externalhttps://access.redhat.com/security/cve/CVE-2026-45736
- externalhttps://access.redhat.com/security/cve/CVE-2026-50527
- externalhttps://access.redhat.com/security/cve/CVE-2026-50526
- externalhttps://access.redhat.com/security/cve/CVE-2026-50524
- externalhttps://access.redhat.com/security/cve/CVE-2026-50648
- externalhttps://access.redhat.com/security/cve/CVE-2026-50525
- externalhttps://access.redhat.com/security/cve/CVE-2026-50528
- externalhttps://access.redhat.com/security/cve/CVE-2026-47302
- externalhttps://access.redhat.com/security/cve/CVE-2026-57108
- externalhttps://access.redhat.com/security/cve/CVE-2026-50651
- externalhttps://access.redhat.com/security/cve/CVE-2026-56170
- externalhttps://access.redhat.com/security/cve/CVE-2026-50659
- externalhttps://access.redhat.com/security/cve/CVE-2026-47303
- externalhttps://access.redhat.com/security/cve/CVE-2026-47300
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_26638.json