High ELSA-2026-35826 1 CVE

Important: grafana-pcp security update (Oracle Linux 10)

Published Jul 16, 2026 · Updated Jul 16, 2026

Ecosystem: Oracle Linux

Summary

[5.3.0-7]
- Resolves RHEL-183688: CVE-2026-39821

[5.3.0-6]
- Resolves RHEL-183688: CVE-2026-39821

[5.3.0-5]
- Resolves RHEL-166460: CVE-2026-32282
- Resolves RHEL-167495: CVE-2026-32283

Fixed packages 1

Release	Package	Fixed in
Oracle Linux · 10	grafana-pcp	0:5.3.0-7.el10_2

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