Red Hat Security Advisory

RHSA-2026:57401

OpenShift Container Platform 4.19.44 packages and security update

Released 2026-08-26 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat OpenShift Container Platform 4.19 kata-containers-3.31.0-5.rhaos4.19.el9

TI-2026-28702 CVE-2026-39820 · GHSA-p9h5-jm8x-mjm5

MEDIUM 40

Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocations.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00784 Published 2026-05-07 Partial fix · 1.25.10, 1.26.3 CWE-770