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Advisory severityHigh7.3Red Hat Linux

High [CVE-2026-39892] Buffer overflow via non-contiguous buffer in API

This high-severity Red Hat Linux advisory covers CVE-2026-39892 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.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-39892 Source published

VulniPulse record published

CVE-2026-39892
Affected products & platforms
Red Hat LinuxUnclassified
Open source advisory

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Summary

Buffer overflow via non-contiguous buffer in API. Red Hat rates this important (CVSS 7.3).

Weakness: CWE-131. Affected package(s): ansible-automation-platform, quay/quay-rhel8:1779811473, quay/quay-rhel8:1779689392, ansible-automation-platform-tech-preview/metrics-service-rhel9:1779760844, automation-controller, python3.12-cryptography.

Resolved in Red Hat advisory RHSA-2026:23361 — 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 AI Inference Server 3.3; and 20 more.

Affected versions
  • ansible-automation-platform-26/gateway-rhel9:1779773804
  • ansible-automation-platform-26/hub-rhel9:1779761061
  • quay/quay-rhel8:1779811473
  • quay/quay-rhel8:1779689392
  • ansible-automation-platform-tech-preview/metrics-service-rhel9:1779760844
  • ansible-automation-platform-26/controller-rhel9:1779762270
  • automation-controller-0:4.6.29-2.el8ap
  • python3.12-cryptography-0:46.0.7-1.el8ap
  • automation-controller-0:4.6.29-2.el9ap
  • python3.12-cryptography-0:46.0.7-1.el9ap
  • ansible-automation-platform-26/ee-supported-rhel9:1779734628
  • automation-controller-0:4.7.12-1.el9ap

Official advisory · high-confidence parse· fetched 3 months ago·verify at source

Fixed versions
  • RHSA-2026:23361

Official advisory · high-confidence parse· fetched 3 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Update the affected package(s) to the fixed version shipped in RHSA-2026:23361 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 3 months ago·verify at source

Discussion(0)

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