A security update, ALSA-2026:2920, has been released for AlmaLinux 9 system and is categorized as an Important Security release. This update fixes several vulnerabilities in Grafana, including potential Denial of Service attacks and cross-dashboard privilege escalation.

ALSA-2026:2920: grafana security update (Important)

ALSA-2026:2920: grafana security update (Important)

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AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2026-02-19

Summary:

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.

Security Fix(es):

* crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate (CVE-2025-61729)
* grafana/grafana/pkg/services/dashboards: Grafana Dashboard Permissions Scope Bypass Enables Cross?Dashboard Privilege Escalation (CVE-2026-21721)
* golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728)
* golang: net/url: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)
* crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)

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.

Full details, updated packages, references, and other related information: https://errata.almalinux.org/9/ALSA-2026-2920.html

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Kind regards,
AlmaLinux Team