CVE-2026-56862 Affecting grafana package, versions <0:9.2.10-33.el8_10


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.57% (45th percentile)

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  • Snyk IDSNYK-ROCKY8-GRAFANA-19526045
  • published4 Sept 2026
  • disclosed13 Aug 2026

Introduced: 13 Aug 2026

CVE-2026-56862  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 grafana to version 0:9.2.10-33.el8_10 or higher.
This issue was patched in RLSA-2026:62407.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grafana package and not the grafana package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

Handshake messages, such as KeyUpdate, are always considered as state-advancing, regardless of whether a handshake has been completed or not. As a result, a malicious client can keep sending KeyUpdate messages to force the server to keep performing key derivation operations indefinitely.

CVSS Base Scores

version 3.1