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Fencer Vulns
low 3.3

CVE-2026-14686 json

HdrHistogram Range Check DoubleHistogram.java org.HdrHistogram.DoubleHistogram.recordValue comparison

published 2026-07-05 4 mo ago modified 2026-07-16 3 mo ago also EUVD-2026-41708

cvss
3.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits
0
none known

Summary

A vulnerability was found in HdrHistogram up to 2.2.2. This issue affects the function org.HdrHistogram.DoubleHistogram.recordValue of the file src/main/java/org/HdrHistogram/DoubleHistogram.java of the component Range Check. Performing a manipulation results in incorrect comparison. The attack is only possible with local access. The exploit has been made public and could be used. The presence of this vulnerability remains uncertain at this time. This issue is disputed due to the potential lack of crossing of security boundaries and the pre-requisites for a successful attack.

Patch / fix

  • hdrhistogram Debian 14 2.2.2-1

debian advisories DEBIAN-CVE-2026-14686

  • netavark hummingbird 1 2.0.0-1.hum1
  • netavark-tests hummingbird 1 2.0.0-1.hum1
  • rust hummingbird 1 1.96.1-1.hum1
  • cargo hummingbird 1 1.96.1-1.hum1
  • clippy hummingbird 1 1.96.1-1.hum1
  • rustfmt hummingbird 1 1.96.1-1.hum1
  • rust-gdb hummingbird 1 1.96.1-1.hum1
  • rust-src hummingbird 1 1.96.1-1.hum1

red hat advisories RHSA-2026:26989RHSA-2026:34975

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-14686 updated cvss 3.3

HdrHistogram: HdrHistogram: Data integrity impact due to incorrect comparison

  • Red Hat Ansible Automation Platform 2 ansible-automation-platform-25/lightspeed-chatbot-rhel8 Red Hat Enterprise Linux 8 HdrHistogram, HdrHistogram-javadoc Red Hat OpenShift AI (RHOAI) rhoai/odh-trustyai-service-rhel9, rhoai/odh-workbench-jupyter-trustyai-cpu-py312-rhel9
    affected: no fix available “Fix deferred”
  • Red Hat Hardened Images rust 1.96.1-1.hum1, cargo 1.96.1-1.hum1, clippy 1.96.1-1.hum1, netavark 2.0.0-1.hum1, rustfmt 1.96.1-1.hum1, rust-gdb 1.96.1-1.hum1, +13 more
    fixed: vendor fix RHSA-2026:34975
  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/vector-rhel9 Red Hat OpenShift Lightspeed openshift-lightspeed/lightspeed-ocp-rag-rhel9, openshift-lightspeed-tech-preview/lightspeed-rag-tool-rhel9 Red Hat OpenShift Service Mesh 3 openshift-service-mesh/istio-ztunnel-rhel9 Red Hat OpenShift AI (RHOAI) rhoai/odh-llm-d-inference-scheduler-rhel9, rhoai/odh-model-registry-job-async-upload-rhel9 Red Hat OpenShift Container Platform 4 conmon-rs Red Hat OpenShift Update Service openshift-update-service/openshift-update-service-rhel8
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/HdrHistogram/HdrHistogram/issues/222 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
CNA 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA 3.0 3.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA 2.0 1.7 AV:L/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CNA 4.0 1.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA 2.0 1.7 AV:L/AC:L/Au:S/C:N/I:P/A:N

Affected products

  • n/a HdrHistogram

Classification

Weakness

References

Sources

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