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Fencer Vulns
high 7.5

CVE-2026-46602 json

Lack of limit on tile sizes in x/image/tiff in golang.org/x/image

published 2026-06-18 4 mo ago modified 2026-10-25 14 d ago also GO-2026-5062 , EUVD-2026-39551

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

The TIFF decoder does not set a limit on the size of tiles in tiled images, permitting a malicious or corrupt image containing a very large tile to cause unbounded memory consumption.

Patch / fix

  • go golang.org/x/image 0.43.0
  • golang.org/x/image golang.org/x/image/tiff 0.43.0
  • golang-golang-x-image Debian 14 0.45.0-1

debian advisories DEBIAN-CVE-2026-46602

  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1

opensuse advisories openSUSE-SU-2026:21483-1

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-2026-46602 updated cvss 6.5

golang.org/x/image: golang.org/x/image: Denial of Service due to unbounded memory consumption in TIFF decoder

  • Red Hat Cryostat 4 cryostat/cryostat-storage-rhel9 Red Hat Multicluster Global Hub multicluster-globalhub/multicluster-globalhub-grafana-rhel9 Red Hat OpenShift Serverless openshift-serverless-1/logic-rhel9-operator, openshift-serverless-1/kn-plugin-event-sender-rhel9 Red Hat Advanced Cluster Management for Kubernetes 2 rhacm2/volsync-rhel9, rhacm2/acm-grafana-rhel9 Red Hat Ansible Automation Platform 2 ansible-automation-platform/platform-operator-bundle Red Hat OpenShift AI (RHOAI) rhoai/odh-model-registry-rhel9
    +4 more products
    Red Hat OpenShift Container Platform 4 openshift4/ose-tests-rhel9, openshift4/oc-mirror-plugin-rhel9 Red Hat OpenShift Container Platform 5 openshift5/ose-tests-rhel9 Red Hat OpenShift GitOps openshift-gitops-1/argocd-rhel9 Red Hat OpenStack Platform 18.0 rhoso-operators/openstack-operator-bundle
    affected: no fix available
  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/cluster-logging-rhel9-operator Red Hat OpenShift Container Platform 4 openshift, openshift-clients, openshift-kubelet, openshift-hyperkube, openshift-kube-apiserver, openshift-kube-scheduler, +2 more
    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
none
Automatable
yes
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
go golang.org/x/image
<0.43.0
0.43.0

Affected products

  • golang.org/x/image golang.org/x/image/tiff

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.