Allocation of Resources Without Limits or Throttling Affecting openshift4/ose-cluster-monitoring-operator package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.56% (42nd percentile)

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  • Snyk IDSNYK-RHEL7-OPENSHIFT4OSECLUSTERMONITORINGOPERATOR-17345907
  • published16 Jun 2026
  • disclosed4 May 2026

Introduced: 4 May 2026

CVE-2026-42154  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 openshift4/ose-cluster-monitoring-operator.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openshift4/ose-cluster-monitoring-operator package and not the openshift4/ose-cluster-monitoring-operator package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Prometheus is an open-source monitoring system and time series database. Prior to versions 3.5.3 and 3.11.3, the remote read endpoint (/api/v1/read) does not validate the declared decoded length in a snappy-compressed request body before allocating memory. An unauthenticated attacker can send a small payload that causes a huge heap allocation per request. Under concurrent load this can exhaust available memory and crash the Prometheus process. This issue has been patched in versions 3.5.3 and 3.11.3.

CVSS Base Scores

version 3.1