Oracle Linux 9 — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
February 17, 2026
Last Seen
July 20, 2026

Oracle Linux 9 is a technology platform tracked by ThreatCluster, appearing in 4 threat clusters built from 4 intelligence report mentions.

Oracle Linux 9 is a technology platform tracked across 4 threat clusters and 4 intelligence report mentions on ThreatCluster. First observed February 17, 2026; most recent activity July 20, 2026.

Related Threat Clusters

  • Critical Code Execution Vulnerabilities in Oracle Linux nginx

    Oracle Linux versions 8 and 9 have been found vulnerable to multiple critical code execution and denial of service vulnerabilities in nginx. The vulnerabilities include CVE-2026-42945, which allows arbitrary code…

    12 articles · Updated June 25, 2026
  • Critical PostgreSQL Vulnerabilities in Oracle Linux 8 and 9

    Oracle Linux has released important security advisories for PostgreSQL vulnerabilities affecting versions 15 and 16. CVE-2026-6478, a critical vulnerability, has been identified in PostgreSQL 15, prompting immediate…

    3 articles · Updated June 26, 2026
  • Integer Overflow Vulnerability in Oracle Linux Pacemaker Affects Multiple Versions

    Oracle has released security advisories for Oracle Linux 8 and 9 addressing a critical integer overflow vulnerability (CVE-2026-10649) in the Pacemaker software. This vulnerability allows for potential remote code…

    2 articles · Updated July 22, 2026
  • Oracle Linux Updates for GnuPG and GoLang Released

    Oracle has released important updates for Oracle Linux 9 and 10, addressing vulnerabilities in GnuPG and GoLang. The updates are available through the Unbreakable Linux Network, ensuring users can secure their systems…

    2 articles · Updated February 17, 2026

Recent Intelligence Reports

  • Oracle Linux 9 ELSA-2026 — Linuxsecurity · July 20, 2026
  • Oracle Linux 9 PostgreSQL 15 Important Patch Vulnerability ELSA-2026 — Linuxsecurity · June 26, 2026
  • Oracle Linux 9 NGINX Critical Arbitrary Code Execution Vuln ELSA-2026 — Linuxsecurity · June 25, 2026
  • Oracle9: ELSA-2026-2709: golang Important — Linuxsecurity · February 17, 2026

Related Entities

Denial of Service Man-in-the-Middle CVE-2026-10649 CVE-2026-1642 CVE-2026-27651 CVE-2026-27654 CVE-2026-27784 CVE-2026-32647 CVE-2026-42945 CVE-2026-6473 CVE-2026-6475 CVE-2026-6477

Frequently asked questions

What is Oracle Linux 9?

Oracle Linux 9 is a technology platform tracked by ThreatCluster, appearing in 4 threat clusters built from 4 intelligence report mentions.

Is Oracle Linux 9 still active?

The most recent intelligence report mentioning Oracle Linux 9 on ThreatCluster is dated July 20, 2026. Activity was first observed February 17, 2026, giving a tracked span from then to July 20, 2026.

What is Oracle Linux 9 associated with?

Across ThreatCluster reporting, Oracle Linux 9 most frequently co-occurs with Denial of Service, Man-in-the-Middle, CVE-2026-10649, CVE-2026-1642, CVE-2026-27651, among 12 tracked related entities.

What are the latest developments involving Oracle Linux 9?

The most significant recent cluster is “Critical Code Execution Vulnerabilities in Oracle Linux nginx” (12 articles · Updated June 25, 2026). Oracle Linux 9 appears across 4 threat clusters in total, listed above with sources.

How much reporting does ThreatCluster have on Oracle Linux 9?

Oracle Linux 9 appears in 4 intelligence report mentions across 4 deduplicated threat clusters, aggregated from 17,000+ monitored sources.

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