RHSA-2026:39952HighCVSS 8.8
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
🔗 CVE IDs covered (5)
📋 Description
CVE-2026-47300 — ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm CVE-2026-47303 — ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass CVE-2026-47304 — dotnet: .NET Security Feature Bypass Vulnerability CVE-2026-50659 — .NET: .NET: Network Spoofing Vulnerability CVE-2026-56170 — ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation
🎯 Affected products4
- Red Hat Hardened Images
- dotnet9-0-main@aarch64 as a component of Red Hat Hardened Images
- dotnet9-0-main@src as a component of Red Hat Hardened Images
- dotnet9-0-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/
🔗 References (9)
- selfhttps://access.redhat.com/errata/RHSA-2026:39952
- externalhttps://images.redhat.com/
- externalhttps://access.redhat.com/security/cve/CVE-2026-56170
- externalhttps://access.redhat.com/security/updates/classification/
- 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
- externalhttps://access.redhat.com/security/cve/CVE-2026-47304
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_39952.json