High ELSA-2026-23230 1 CVE

Important: expat security update (Oracle Linux 9)

Published Jun 23, 2026 · Updated Jun 23, 2026

Ecosystem: Oracle Linux

Summary

[2.5.0-6.1]
- Fix CVE-2026-45186
- Resolves: RHEL-177988

Fixed packages 2

Release	Package	Fixed in
Oracle Linux · 9	expat	0:2.5.0-6.el9_8.1
Oracle Linux · 9	expat-devel	0:2.5.0-6.el9_8.1

Vulnerabilities 1

Low 2.9

CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service vi…

libexpat project libexpat insighttoolkit4 expat Debian Ubuntu Azure Linux Alpine Wolfi

May 10, 2026