{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-22780","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-01-09T18:27:19.388Z","datePublished":"2026-02-02T20:52:23.859Z","dateUpdated":"2026-02-03T15:37:25.089Z"},"containers":{"cna":{"title":"Rizin has a heap overflow on mach0_chained_fixups.c","problemTypes":[{"descriptions":[{"cweId":"CWE-770","lang":"en","description":"CWE-770: Allocation of Resources Without Limits or Throttling","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","version":"3.1"}}],"references":[{"name":"https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj","tags":["x_refsource_CONFIRM"],"url":"https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj"},{"name":"https://github.com/rizinorg/rizin/issues/5768","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/issues/5768"},{"name":"https://github.com/rizinorg/rizin/pull/5770","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/pull/5770"},{"name":"https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989"},{"name":"https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200"},{"name":"https://github.com/rizinorg/rizin/releases/tag/v0.8.2","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/releases/tag/v0.8.2"}],"affected":[{"vendor":"rizinorg","product":"rizin","versions":[{"version":"< 0.8.2","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-02-02T20:52:23.859Z"},"descriptions":[{"lang":"en","value":"Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2."}],"source":{"advisory":"GHSA-f3v7-xhmj-9cjj","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-03T15:37:14.553207Z","id":"CVE-2026-22780","options":[{"Exploitation":"none"},{"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":"2026-02-03T15:37:25.089Z"}}]}}