RHSA-2026:97213 - Security Advisory

Topic

An update for grafana-pcp is now available for Red Hat Enterprise Linux 10.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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.

Security Fix(es):

• crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810)
• crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280)

Bug Fix(es) and Enhancement(s):

• Update to new grafana-pcp release (JIRA:RHEL-169811)
• [grafana-pcp / rhel-10.3] Remove Lua ExclusiveArch macro for Konflux build (JIRA:RHEL-188288)
• Rebase to grafana-pcp v6.1.0 (JIRA:RHEL-243641)
• grafana-pcp: return a clear error when geomap queries lack latitude/longitude labels (JIRA:RHEL-182453)
• [RFE] Add grafana-pcp dashboards for RHEL AI (JIRA:RHEL-58940)

For 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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 10 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 10 x86_64
• Red Hat Enterprise Linux for IBM z Systems 10 s390x
• Red Hat Enterprise Linux for Power, little endian 10 ppc64le
• Red Hat Enterprise Linux for ARM 64 10 aarch64

Fixes

• BZ - 2456335 - CVE-2026-33810 crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application
• BZ - 2456339 - CVE-2026-32280 crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
• RHEL-169811 - Update to new grafana-pcp release
• RHEL-188288 - [grafana-pcp / rhel-10.3] Remove Lua ExclusiveArch macro for Konflux build
• RHEL-243641 - Rebase to grafana-pcp v6.1.0
• RHEL-182453 - grafana-pcp: return a clear error when geomap queries lack latitude/longitude labels
• RHEL-58940 - [RFE] Add grafana-pcp dashboards for RHEL AI

CVEs

• CVE-2026-32280
• CVE-2026-33810

References

• https://access.redhat.com/security/updates/classification/#important
• https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/10/html/10.3_release_notes/index