{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-67873","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2025-12-12T18:53:03.237Z","datePublished":"2025-12-17T21:12:13.739Z","dateUpdated":"2025-12-18T15:09:19.484Z"},"containers":{"cna":{"title":"Capstone doesn't check Skipdata length, leading to cs_insn.bytes heap buffer overflow","problemTypes":[{"descriptions":[{"cweId":"CWE-122","lang":"en","description":"CWE-122: Heap-based Buffer Overflow","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":4.8,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","version":"3.1"}}],"references":[{"name":"https://github.com/capstone-engine/capstone/security/advisories/GHSA-hj6g-v545-v7jg","tags":["x_refsource_CONFIRM"],"url":"https://github.com/capstone-engine/capstone/security/advisories/GHSA-hj6g-v545-v7jg"},{"name":"https://github.com/capstone-engine/capstone/commit/cbef767ab33b82166d263895f24084b75b316df3","tags":["x_refsource_MISC"],"url":"https://github.com/capstone-engine/capstone/commit/cbef767ab33b82166d263895f24084b75b316df3"}],"affected":[{"vendor":"capstone-engine","product":"capstone","versions":[{"version":"<= 6.0.0-Alpha5","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2025-12-17T21:12:13.739Z"},"descriptions":[{"lang":"en","value":"Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, Skipdata length is not bounds-checked, so a user-provided skipdata callback can make cs_disasm/cs_disasm_iter memcpy more than 24 bytes into cs_insn.bytes, causing a heap buffer overflow in the disassembly path. Commit cbef767ab33b82166d263895f24084b75b316df3 fixes the issue."}],"source":{"advisory":"GHSA-hj6g-v545-v7jg","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/capstone-engine/capstone/security/advisories/GHSA-hj6g-v545-v7jg","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-18T14:55:59.806611Z","id":"CVE-2025-67873","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-12-18T15:09:19.484Z"}}]}}