FKIE_CVE-2026-22780

Vulnerability from fkie_nvd - Published: 2026-02-02 23:16 - Updated: 2026-02-20 21:12
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
6.1 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Summary
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.
References
security-advisories@github.comhttps://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200Patch
security-advisories@github.comhttps://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989Patch
security-advisories@github.comhttps://github.com/rizinorg/rizin/issues/5768Issue Tracking
security-advisories@github.comhttps://github.com/rizinorg/rizin/pull/5770Issue Tracking
security-advisories@github.comhttps://github.com/rizinorg/rizin/releases/tag/v0.8.2Product, Release Notes
security-advisories@github.comhttps://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjjPatch, Vendor Advisory
Impacted products
Vendor Product Version
rizin rizin *
To clipboard 

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    {
      "nodes": [
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          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:rizin:rizin:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E00A5664-A784-4C49-9A16-7DC39DE648E5",
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  "cveTags": [],
  "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."
    },
    {
      "lang": "es",
      "value": "Rizin es un framework de ingenier\u00eda inversa y conjunto de herramientas de l\u00ednea de comandos similar a UNIX. Antes de la 0.8.2, se puede explotar un desbordamiento de mont\u00edculo cuando un archivo mach0 malicioso, que contiene entradas falsas para los segmentos encadenados de dyld, es analizado por rizin. Esta vulnerabilidad est\u00e1 corregida en la 0.8.2."
    }
  ],
  "id": "CVE-2026-22780",
  "lastModified": "2026-02-20T21:12:28.077",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
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        "type": "Secondary"
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  "published": "2026-02-02T23:16:06.870",
  "references": [
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      "tags": [
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-770"
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      "source": "security-advisories@github.com",
      "type": "Primary"
    }
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}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.