{"id":"CVE-2026-64609","state":"PUBLISHED","title":"Apache Fory, Apache Fory: Out-of-Bounds Read via sun.misc.Unsafe in zero-copy java deserialization","description":"Out-of-bounds read via sun.misc.Unsafe in Apache Fory. When out-of-band zero-copy deserialization is used, readAlignedVarUint() can read beyond the bounds of the underlying buffer. Out-of-band zero-copy deserialization is an opt-in feature; applications that do not use it are not affected.\n\nThis issue affects Apache Fory (formerly Apache Fury): from 0.5.0 before 1.4.0. Versions before 0.11.0 were published under the Maven coordinates org.apache.fury:fury-core.\n\nUsers are recommended to upgrade to version 1.4.0, which fixes the issue.","publishedAt":"2026-07-21T09:34:57.010Z","updatedAt":"2026-07-21T18:28:17.440Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Fory"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Fory","packageName":"org.apache.fory:fory-core","defaultStatus":"unaffected","versions":[{"version":"0.11.0","status":"affected","lessThan":"1.4.0","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"},{"vendor":"Apache Software Foundation","product":"Apache Fory","packageName":"org.apache.fury:fury-core","defaultStatus":"unaffected","versions":[{"version":"0.5.0","status":"affected","lessThan":"0.11.0","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://lists.apache.org/thread/rdv22ks3b0cxh0r52w3ghxgkxqso3f1b","http://www.openwall.com/lists/oss-security/2026/07/21/6"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64609.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64609","state":"PUBLISHED","datePublished":"2026-07-21T09:34:57.010Z","dateUpdated":"2026-07-21T18:28:17.440Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-07-20T08:46:26.713Z"},"containers":{"cna":{"title":"Apache Fory, Apache Fory: Out-of-Bounds Read via sun.misc.Unsafe in zero-copy java deserialization","descriptions":[{"lang":"en","value":"Out-of-bounds read via sun.misc.Unsafe in Apache Fory. When out-of-band zero-copy deserialization is used, readAlignedVarUint() can read beyond the bounds of the underlying buffer. Out-of-band zero-copy deserialization is an opt-in feature; applications that do not use it are not affected.\n\nThis issue affects Apache Fory (formerly Apache Fury): from 0.5.0 before 1.4.0. Versions before 0.11.0 were published under the Maven coordinates org.apache.fury:fury-core.\n\nUsers are recommended to upgrade to version 1.4.0, which fixes the issue."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Fory","packageName":"org.apache.fory:fory-core","defaultStatus":"unaffected","versions":[{"version":"0.11.0","status":"affected","lessThan":"1.4.0","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"},{"vendor":"Apache Software Foundation","product":"Apache Fory","packageName":"org.apache.fury:fury-core","defaultStatus":"unaffected","versions":[{"version":"0.5.0","status":"affected","lessThan":"0.11.0","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":[{"url":"https://lists.apache.org/thread/rdv22ks3b0cxh0r52w3ghxgkxqso3f1b","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-07-21T09:34:57.010Z"},"credits":[{"lang":"en","type":"reporter","value":"Feng Ning from Innora Security Research"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-21T13:41:32.281643Z","id":"CVE-2026-64609","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-21T13:41:39.640Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/21/6"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-07-21T18:28:17.440Z"}}]}}}