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CVE-2026-22780

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:30cd5eb9315ac6d9f8eccfc9c84feac374a3aa2fcd757e65635dc801f18306a3
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"rizin","vendor":"rizinorg","versions":[{"status":"affected","version":"< 0.8.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"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"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions
{"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"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/4
{"name":"https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/3
{"name":"https://github.com/rizinorg/rizin/issues/5768","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/issues/5768"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/1
{"name":"https://github.com/rizinorg/rizin/pull/5770","tags":["x_refsource_MISC"],"url":"https://github.com/rizinorg/rizin/pull/5770"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/2
{"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"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/5
{"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"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:772675142eddccfb0da212b52a217536a73b46ccfc70156107ee6cf596fecbbc · sha256:3bfdaf740947ba50… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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