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Oracle Linux 9 ELSA-2026

Linuxsecurity •LinuxSecurity Advisories • July 28, 2026

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jackson-annotations [2.21-1] - Update to version 2.21 - Resolves: RHEL-188300 jackson-core [2.21.4-1] - Update to version 2.21.4 - Resolves: RHEL-188300 jackson-databind [2.21.4-1] - Update to version 2.21.4 - Resolves: RHEL-188300 jackson-jaxrs-providers [2.21.4-1] - Update to version 2.21.4 - Resolves: RHEL-190937 jackson-modules-base [2.21.4-1] - Update to version 2.21.4 - Resolves: RHEL-190947

pki-jackson-annotations-2.21-1.el9_8.noarch.rpm pki-jackson-core-2.21.4-1.el9_8.noarch.rpm pki-jackson-databind-2.21.4-1.el9_8.noarch.rpm pki-jackson-jaxrs-json-provider-2.21.4-1.el9_8.noarch.rpm pki-jackson-jaxrs-providers-2.21.4-1.el9_8.noarch.rpm pki-jackson-module-jaxb-annotations-2.21.4-1.el9_8.noarch.rpm

Related CVEs: CVE-2026-54512 CVE-2026-54513

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The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Oracle Linux Kernel ptrace Vulnerability CVE-2026-46333 Disclosed Oracle has disclosed a critical security vulnerability in the ptrace functionality of its Linux kernels, identified as CVE-2026-46333. This vulnerability affects multiple versions of Oracle Linux, including Oracle Linux 8, 9, and the Unbreakable Enterprise Kernel (UEK). The flaw allows unauthorized access to process memory, which could potentially be exploited to gain elevated privileges. The vulnerability was published on May 15, 2026, with a proof of concept (PoC) available as of May 16, 2026. Users are advised to apply the latest patches immediately to mitigate risks. The affected kernel versions include 6.12.0-202.76.4.3 and 5.15.0-320.202.8.4 for Oracle Linux 9 and 8, respectively. The issue has been confirmed by Oracle and is being treated with urgency due to its potential impact on system security. 364 sources 74

Extracted Entities

CVEs (2)

CVE-2026-54512 CVE-2026-54513

Platforms (1)

Linux