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Vulnerability record · CVE-2026-13002 · published 14 August 2026

CVE-2026-13002: Redhat openshift container platform vulnerability

Redhat · Openshift Container Platform

A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.

4.4 CVSS 3.1 Medium EPSS 0.15% · top 96.7% CWE-835 · CWE-835
4.4CVSS 3.1 base score
0.15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
31 Aug 2026Last modified by NVD

Description

A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2026-13002 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2486360 Issue TrackingVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2026-13002), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.