{"schema_version": "1.7.0", "id": "RLSA-2026:63136", "modified": "2026-09-04T12:13:19.377608Z", "published": "2026-09-04T12:05:22.452074Z", "upstream": ["CVE-2026-33818", "CVE-2026-56858", "CVE-2026-56860", "CVE-2026-56862"], "summary": "Important: grafana-pcp security update", "details": "The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace scripts from pmdabpftrace, as well as several dashboards.\n\nSecurity Fix(es):\n\n* encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)\n\n* net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)\n\n* html/template: golang: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858)\n\n* crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "grafana-pcp", "purl": "pkg:rpm/rocky-linux/grafana-pcp?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:5.1.1-17.el9_8.1"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:63136"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515815"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515820"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515838"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515839"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:63136"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:63136"}}