High ELSA-2026-35828 1 CVE

Important: grafana security update (Oracle Linux 9)

Published Jul 7, 2026 · Updated Jul 7, 2026

Ecosystem: Oracle Linux

Summary

[10.2.6-23]
- Resolves RHEL-183803: CVE-2026-39821
- Resolves RHEL-188280

Fixed packages 2

Release	Package	Fixed in
Oracle Linux · 9	grafana	0:10.2.6-23.el9_8
Oracle Linux · 9	grafana-selinux	0:10.2.6-23.el9_8

Vulnerabilities 1

Critical 9.6

CVE-2026-39821

Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode("xn--example-.com") incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege …

Go standard library golang.org/x/net net/http net/http/internal/http2 Debian Ubuntu Azure Linux Alpine Wolfi Go

May 22, 2026