2 lines
5.4 KiB
JSON
2 lines
5.4 KiB
JSON
{"affected":[{"affectedData":[{"product":"dnsmasq","vendor":"dnsmasq","versions":[{"lessThan":"2.92rel2","status":"affected","version":"0","versionType":"custom"}]}],"source":"cret@cert.org"},{"affectedData":[{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.2"],"defaultStatus":"affected","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.90-7.el10_2","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8"],"defaultStatus":"affected","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.79-36.el8_10","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.85-18.el9_8.1","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.6"],"defaultStatus":"affected","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 9.6 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.85-17.el9_6.1","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4.19::el9"],"defaultStatus":"affected","packageName":"rhcos","product":"Red Hat OpenShift Container Platform 4.19","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"4.19.9.6.202607151909-0","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"unknown","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unknown","packageName":"dnsmasq","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}],"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"}],"cveTags":[],"descriptions":[{"lang":"en","value":"A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet."}],"id":"CVE-2026-4890","lastModified":"2026-08-25T13:19:21.320","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-4890","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-05-11T18:28:07.653867Z","version":"2.0.3"}}]},"published":"2026-05-11T18:16:41.273","references":[{"source":"cret@cert.org","url":"https://github.com/NixOS/nixpkgs/pull/519082"},{"source":"cret@cert.org","url":"https://github.com/NixOS/nixpkgs/pull/519093"},{"source":"cret@cert.org","url":"https://github.com/pi-hole/FTL/releases/tag/v6.6.2"},{"source":"cret@cert.org","url":"https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.html"},{"source":"cret@cert.org","url":"https://thekelleys.org.uk/dnsmasq/CVE/"},{"source":"cret@cert.org","url":"https://www.kb.cert.org/vuls/id/471747"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/errata/RHSA-2026:19158"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/errata/RHSA-2026:19373"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/errata/RHSA-2026:20589"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/errata/RHSA-2026:34508"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/errata/RHSA-2026:40762"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://access.redhat.com/security/cve/CVE-2026-4890"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2458516"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4890.json"}],"sourceIdentifier":"cret@cert.org","vulnStatus":"Awaiting Analysis","weaknesses":[{"description":[{"lang":"en","value":"CWE-835"}],"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","type":"Secondary"}]}
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