What is RHSA-2026:1539?

RHSA-2026:1539 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: OpenShift Container Platform 4.19.23 bug fix and security update

Which CVE IDs does RHSA-2026:1539 cover?

RHSA-2026:1539 covers the following CVE IDs: CVE-2025-5987, CVE-2025-9714, CVE-2025-11083. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:1539?

RHSA-2026:1539 has a CVSS v3 base score of 8.1, published by Red Hat Product Security.

RHSA-2026:1539MediumCVSS 8.1

Red Hat Security Advisory: OpenShift Container Platform 4.19.23 bug fix and security update

Vendor

Red Hat Product Security

Published

February 4, 2026

Last Modified

June 2, 2026

🔗 CVE IDs covered (3)

CVE-2025-5987 →CVE-2025-9714 →CVE-2025-11083 →

📋 Description

CVE-2025-5987 — libssh: Invalid return code for chacha20 poly1305 with OpenSSL backend CVE-2025-9714 — libxslt: libxml2: Inifinite recursion at exsltDynMapFunction function in libexslt/dynamic.c CVE-2025-11083 — binutils: GNU Binutils Linker heap-based overflow

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2026:1539
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2376219
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2392605
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2399948
externalhttps://issues.redhat.com/browse/OCPBUGS-66358
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_1539.json