{"affected":[{"affectedData":[{"collectionURL":"https://git.ruby-lang.org/ruby.git","defaultStatus":"unaffected","packageName":"Ruby","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"semver"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:10"],"defaultStatus":"unaffected","packageName":"ruby","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_els:6"],"defaultStatus":"unknown","packageName":"ruby","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_els:7"],"defaultStatus":"unknown","packageName":"ruby","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8"],"defaultStatus":"unknown","packageName":"ruby:2.5/ruby","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8"],"defaultStatus":"unknown","packageName":"ruby:3.1/ruby","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"ruby:3.3/ruby","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"ruby","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"ruby:3.1/ruby","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"ruby:3.3/ruby","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:storage:3"],"defaultStatus":"unknown","packageName":"ruby","product":"Red Hat Storage 3","vendor":"Red Hat"}],"source":"secalert@redhat.com"}],"cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability was found in Ruby. The Ruby interpreter is vulnerable to the Marvin Attack. This attack allows the attacker to decrypt previously encrypted messages or forge signatures by exchanging a large number of messages with the vulnerable service."},{"lang":"es","value":"Se ha descubierto una vulnerabilidad en Ruby. El intérprete de Ruby es vulnerable al ataque Marvin. Este ataque permite al atacante descifrar mensajes previamente cifrados o falsificar firmas mediante el intercambio de una gran cantidad de mensajes con el servicio vulnerable."}],"id":"CVE-2025-0306","lastModified":"2026-11-05T15:17:06.027","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"exploitabilityScore":2.2,"impactScore":5.2,"source":"secalert@redhat.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2025-0306","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2025-01-09T16:22:38.700228Z","version":"2.0.3"}}]},"published":"2025-01-09T04:15:13.000","references":[{"source":"secalert@redhat.com","url":"https://access.redhat.com/security/cve/CVE-2025-0306"},{"source":"secalert@redhat.com","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336100"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"https://security.netapp.com/advisory/ntap-20250221-0009/"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Deferred","weaknesses":[{"description":[{"lang":"en","value":"CWE-385"}],"source":"secalert@redhat.com","type":"Secondary"}]}