What is RHSA-2026:42986?

RHSA-2026:42986 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:42986 cover?

RHSA-2026:42986 covers the following CVE IDs: CVE-2026-59725. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:42986?

RHSA-2026:42986 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

Which products are affected by RHSA-2026:42986?

RHSA-2026:42986 affects 26 products, including: Red Hat Hardened Images; aspnetcore-runtime-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images; aspnetcore-runtime-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images; aspnetcore-runtime-dbg-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images; aspnetcore-runtime-dbg-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images; and others — see the full list on the advisory page.

RHSA-2026:42986HighCVSS 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Vendor

Red Hat Product Security

Published

July 21, 2026

Last Modified

October 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-59725 →

📋 Description

CVE-2026-59725 — socket.io: engine.io: Socket.IO: Denial of Service via invalid binary POST requests

🎯 Affected products26

Red Hat Hardened Images
aspnetcore-runtime-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
aspnetcore-runtime-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
aspnetcore-runtime-dbg-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
aspnetcore-runtime-dbg-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
aspnetcore-targeting-pack-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
aspnetcore-targeting-pack-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-apphost-pack-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-apphost-pack-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-hostfxr-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-hostfxr-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-runtime-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-runtime-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-runtime-dbg-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-runtime-dbg-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-sdk-8.0-0:8.0.129-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-sdk-8.0-0:8.0.129-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-sdk-8.0-source-built-artifacts-0:8.0.129-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-sdk-8.0-source-built-artifacts-0:8.0.129-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-sdk-dbg-8.0-0:8.0.129-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-sdk-dbg-8.0-0:8.0.129-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-targeting-pack-8.0-0:8.0.29-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-targeting-pack-8.0-0:8.0.29-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet-templates-8.0-0:8.0.129-2.hum1@aarch64 as a component of Red Hat Hardened Images
dotnet-templates-8.0-0:8.0.129-2.hum1@x86_64 as a component of Red Hat Hardened Images
dotnet8.0-0:8.0.129-2.hum1@src 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/

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products26

✅ Remediation

🔗 References (5)