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High7.5Red Hat Linux

High [CVE-2026-29074] Denial of Service via XML entity expansion

This high-severity Red Hat Linux advisory covers CVE-2026-29074 affecting Red Hat Ansible Automation Platform 2.5 for RHEL 8, Red Hat Ansible Automation Platform 2.5 for RHEL 9, Red Hat Ansible Automation Platform 2.6 for RHEL 9.

CVE-2026-29074 Published Mar 6, 2026
CVE-2026-29074
Affected products & platforms
Red Hat LinuxUnclassified
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Summary

Denial of Service via XML entity expansion. Red Hat rates this important (CVSS 7.5).

Weakness: CWE-776. Affected package(s): openshift-service-mesh/kiali-rhel9:1776149682, openshift-service-mesh/kiali-ossmc-rhel9:1776151134, rhoai/odh-mod-arch-model-registry-rhel9:1780467147, rhoai/odh-dashboard-rhel8:1774282136, rhoai/odh-mod-arch-gen-ai-rhel9:1778473763, automation-gateway.

Resolved in Red Hat advisory RHSA-2026:13826 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat Advanced Cluster Security for Kubernetes 4.8; and 28 more.

Affected versions
  • openshift-service-mesh/kiali-rhel9:1776149682
  • openshift-service-mesh/kiali-ossmc-rhel9:1776151134
  • rhoai/odh-mod-arch-model-registry-rhel9:1780467147
  • rhoai/odh-dashboard-rhel8:1774282136
  • rhoai/odh-mod-arch-gen-ai-rhel9:1778473763
  • automation-gateway-0:2.5.20260422-2.el8ap
  • ansible-automation-platform-26/lightspeed-rhel9:1777387242
  • rhoai/odh-dashboard-rhel9:1779189627
  • automation-gateway-0:2.5.20260422-2.el9ap
  • quay/quay-rhel8:1776752646
  • ansible-automation-platform-26/gateway-rhel9:1774243862
  • devspaces/code-rhel9:1779814592

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions
  • RHSA-2026:13826

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:13826 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Discussion(0)

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