Medium [CVE-2026-31812] Denial of Service via crafted QUIC Initial packet
This medium-severity Red Hat Linux advisory covers CVE-2026-31812 affecting Logging Subsystem for Red Hat OpenShift 6.4, Red Hat Ansible Automation Platform 2.6, Red Hat OpenShift AI 3.3.
Android app · Google Play
Monitor future Red Hat Linux CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Summary
Denial of Service via crafted QUIC Initial packet. Red Hat rates this important (CVSS 5.3).
Weakness: CWE-248. Affected package(s): ansible-automation-platform, rhoai/odh-model-registry-job-async-upload-rhel9:1778596806, rhtas/tuffer-rhel9:1773307309, rhtas/tuftool-rhel9:1773307309, openshift-logging/vector-rhel9:1780052069.
Resolved in Red Hat advisory RHSA-2026:19712 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Logging Subsystem for Red Hat OpenShift 6.4; Red Hat Ansible Automation Platform 2.6; Red Hat OpenShift AI 3.3; Red Hat Trusted Artifact Signer 1.3; and 7 more.
- ansible-automation-platform-26/lightspeed-chatbot-rhel9:1777398576
- rhoai/odh-model-registry-job-async-upload-rhel9:1778596806
- rhtas/tuffer-rhel9:1773307309
- rhtas/tuftool-rhel9:1773307309
- openshift-logging/vector-rhel9:1780052069
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:19712
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:19712 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.