Red Hat Security Advisory: grafana security update
Red Hat has issued a security advisory for Grafana packages in Red Hat Enterprise Linux 9. 6 Extended Update Support addressing multiple vulnerabilities in underlying Go libraries. These include denial of service via crafted certificates, excessive CPU consumption during archive processing, memory exhaustion in URL query parsing, and unexpected TLS session resumption. The update is rated with an Important security impact by Red Hat. Fixes are available in updated Grafana packages for various architectures and Red Hat Enterprise Linux variants. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This advisory covers four vulnerabilities affecting Grafana as packaged in Red Hat Enterprise Linux 9.6 EUS. The issues stem from Go language libraries used by Grafana: CVE-2025-61729 (crypto/x509) allows denial of service through crafted certificates causing excessive resource consumption; CVE-2025-61728 (archive/zip) leads to excessive CPU usage when building archive indexes; CVE-2025-61726 (net/url) causes memory exhaustion during query parameter parsing; and CVE-2025-68121 (crypto/tls) involves unexpected TLS session resumption behavior. Red Hat has released updated Grafana packages that address these vulnerabilities across multiple supported architectures and product variants.
Potential Impact
The vulnerabilities can lead to denial of service conditions through resource exhaustion (CPU or memory) or unexpected TLS session behavior, potentially disrupting Grafana service availability or security. The advisory rates the overall impact as Important. There are no reports of active exploitation in the wild. The issues affect Red Hat Enterprise Linux 9.6 Extended Update Support and related variants running Grafana versions prior to the update.
Mitigation Recommendations
Red Hat has released updated Grafana packages that fix these vulnerabilities. Users of affected Red Hat Enterprise Linux 9.6 EUS and related variants should apply the provided security update to remediate these issues. Detailed update instructions are available in the Red Hat advisory (RHSA-2026:3833) and associated article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor beyond applying the update.
Red Hat Security Advisory: grafana security update
Description
Red Hat has issued a security advisory for Grafana packages in Red Hat Enterprise Linux 9. 6 Extended Update Support addressing multiple vulnerabilities in underlying Go libraries. These include denial of service via crafted certificates, excessive CPU consumption during archive processing, memory exhaustion in URL query parsing, and unexpected TLS session resumption. The update is rated with an Important security impact by Red Hat. Fixes are available in updated Grafana packages for various architectures and Red Hat Enterprise Linux variants. No known exploits are reported in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers four vulnerabilities affecting Grafana as packaged in Red Hat Enterprise Linux 9.6 EUS. The issues stem from Go language libraries used by Grafana: CVE-2025-61729 (crypto/x509) allows denial of service through crafted certificates causing excessive resource consumption; CVE-2025-61728 (archive/zip) leads to excessive CPU usage when building archive indexes; CVE-2025-61726 (net/url) causes memory exhaustion during query parameter parsing; and CVE-2025-68121 (crypto/tls) involves unexpected TLS session resumption behavior. Red Hat has released updated Grafana packages that address these vulnerabilities across multiple supported architectures and product variants.
Potential Impact
The vulnerabilities can lead to denial of service conditions through resource exhaustion (CPU or memory) or unexpected TLS session behavior, potentially disrupting Grafana service availability or security. The advisory rates the overall impact as Important. There are no reports of active exploitation in the wild. The issues affect Red Hat Enterprise Linux 9.6 Extended Update Support and related variants running Grafana versions prior to the update.
Mitigation Recommendations
Red Hat has released updated Grafana packages that fix these vulnerabilities. Users of affected Red Hat Enterprise Linux 9.6 EUS and related variants should apply the provided security update to remediate these issues. Detailed update instructions are available in the Red Hat advisory (RHSA-2026:3833) and associated article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor beyond applying the update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:3833
- Cve Count
- 4
- Additional Cves
- ["CVE-2025-61728","CVE-2025-61729","CVE-2025-68121"]
- Cvss Version
- null
Threat ID: 6a160968e29bf47b5062e43c
Added to database: 5/26/2026, 8:58:16 PM
Last enriched: 5/26/2026, 9:40:15 PM
Last updated: 5/27/2026, 5:01:15 AM
Views: 2
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