Red Hat Security Advisory: grafana security update
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) * 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.
AI Analysis
Technical Summary
This Red Hat security advisory (RHSA-2026:3833) addresses four vulnerabilities affecting Grafana packages in Red Hat Enterprise Linux 9.6 Extended Update Support. The issues stem from Go language components used by Grafana: CVE-2025-61729 involves a denial of service caused by excessive resource consumption via a crafted certificate in crypto/x509; CVE-2025-61728 involves excessive CPU consumption when building archive indexes in archive/zip; CVE-2025-61726 involves memory exhaustion during query parameter parsing in net/url; and CVE-2025-68121 involves unexpected session resumption in crypto/tls. Red Hat has released updated Grafana packages (version 10.2.6-18.el9_6) for multiple architectures to remediate these issues.
Potential Impact
The vulnerabilities can lead to denial of service conditions through excessive CPU or memory consumption or unexpected TLS session behavior. This can degrade system performance or disrupt service availability on affected Red Hat Enterprise Linux 9.6 systems running Grafana. No known exploits in the wild have been reported at the time of the advisory.
Mitigation Recommendations
Red Hat has released updated Grafana packages for Red Hat Enterprise Linux 9.6 Extended Update Support that address these vulnerabilities. Users should apply the available updates (grafana-10.2.6-18.el9_6) for their respective architectures as detailed in the Red Hat advisory RHSA-2026:3833. Refer to https://access.redhat.com/articles/11258 for update instructions. No additional mitigation actions are indicated by the vendor.
Red Hat Security Advisory: grafana security update
Description
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) * 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.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory (RHSA-2026:3833) addresses four vulnerabilities affecting Grafana packages in Red Hat Enterprise Linux 9.6 Extended Update Support. The issues stem from Go language components used by Grafana: CVE-2025-61729 involves a denial of service caused by excessive resource consumption via a crafted certificate in crypto/x509; CVE-2025-61728 involves excessive CPU consumption when building archive indexes in archive/zip; CVE-2025-61726 involves memory exhaustion during query parameter parsing in net/url; and CVE-2025-68121 involves unexpected session resumption in crypto/tls. Red Hat has released updated Grafana packages (version 10.2.6-18.el9_6) for multiple architectures to remediate these issues.
Potential Impact
The vulnerabilities can lead to denial of service conditions through excessive CPU or memory consumption or unexpected TLS session behavior. This can degrade system performance or disrupt service availability on affected Red Hat Enterprise Linux 9.6 systems running Grafana. No known exploits in the wild have been reported at the time of the advisory.
Mitigation Recommendations
Red Hat has released updated Grafana packages for Red Hat Enterprise Linux 9.6 Extended Update Support that address these vulnerabilities. Users should apply the available updates (grafana-10.2.6-18.el9_6) for their respective architectures as detailed in the Red Hat advisory RHSA-2026:3833. Refer to https://access.redhat.com/articles/11258 for update instructions. No additional mitigation actions are indicated by the vendor.
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"]
- State
- PUBLISHED
Threat ID: 6a160968e29bf47b5062e43c
Added to database: 05/26/2026, 20:58:16 UTC
Last enriched: 08/14/2026, 19:42:15 UTC
Last updated: 09/15/2026, 01:45:43 UTC
Views: 73
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