Denial of Service via specially crafted array-like object serialization
Summary
Denial of Service via specially crafted array-like object serialization. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-835. Affected package(s): openshift4/ose-networking-console-plugin-rhel9:1778256287, dotnet8.0, openshift4/ose-networking-console-plugin-rhel9:1778644858, openshift4/ose-networking-console-plugin-rhel9:1779256322, openshift4/ose-networking-console-plugin-rhel9:1782211435, openshift4/ose-networking-console-plugin-rhel9:1778532500. Resolved in Red Hat advisory RHSA-2026:21291 — update the affected packages (`sudo dnf update`).
- openshift4/ose-networking-console-plugin-rhel9:1778256287
- dotnet8.0-0:8.0.127-1.el9_8
- dotnet8.0-0:8.0.127-1.el10_0
- openshift4/ose-networking-console-plugin-rhel9:1778644858
- dotnet8.0-0:8.0.127-1.el10_2
- dotnet8.0-0:8.0.127-1.el8_10
- dotnet8.0-0:8.0.127-1.el9_4
- openshift4/ose-networking-console-plugin-rhel9:1779256322
- dotnet8.0-0:8.0.127-1.el9_6
- openshift4/ose-networking-console-plugin-rhel9:1782211435
- openshift4/ose-networking-console-plugin-rhel9:1778532500
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
- RHSA-2026:21291
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:21291 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 4 hours ago·verify at source
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