CVE-2026-22780

{"id": "CVE-2026-22780", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 2.5, "exploitabilityScore": 1.8}]}, "published": "2026-02-02T23:16:06.870", "references": [{"url": "https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200", "source": "security-advisories@github.com"}, {"url": "https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989", "source": "security-advisories@github.com"}, {"url": "https://github.com/rizinorg/rizin/issues/5768", "source": "security-advisories@github.com"}, {"url": "https://github.com/rizinorg/rizin/pull/5770", "source": "security-advisories@github.com"}, {"url": "https://github.com/rizinorg/rizin/releases/tag/v0.8.2", "source": "security-advisories@github.com"}, {"url": "https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj", "source": "security-advisories@github.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "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."}], "lastModified": "2026-02-03T16:44:03.343", "sourceIdentifier": "security-advisories@github.com"}