Red Hat Security Advisory

RHSA-2026:28042

Red Hat OpenStack Platform 17.1 (python-pyasn1) security update

Released 2026-06-22 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat OpenStack Platform 17.1 python-pyasn1-0.4.6-5.el8ost, python3-pyasn1-0.4.6-5.el8ost, python3-pyasn1-modules-0.4.6-5.el8ost

TI-2026-18923 CVE-2026-23490 · GHSA-63vm-454h-vhhq

HIGH 72

pyasn1 is a generic ASN.1 library for Python.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.0076 Published 2026-01-16 Partial fix · 0.6.2 CWE-770