{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4174", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-03-14T15:08:42.451Z", "datePublished": "2026-03-15T10:32:10.553Z", "dateUpdated": "2026-03-15T10:32:10.553Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-03-15T10:32:10.553Z"}, "title": "Radare2 Mach-O File mach0.c walk_exports_trie resource consumption", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-400", "lang": "en", "description": "Resource Consumption"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "n/a", "product": "Radare2", "versions": [{"version": "5.9.9", "status": "affected"}, {"version": "6.1.2", "status": "unaffected"}], "modules": ["Mach-O File Parser"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in Radare2 5.9.9. This issue affects the function walk_exports_trie of the file libr/bin/format/mach0/mach0.c of the component Mach-O File Parser. Such manipulation leads to resource consumption. The attack can only be performed from a local environment. The exploit has been disclosed to the public and may be used. The existence of this vulnerability is still disputed at present. Upgrading to version 6.1.2 is capable of addressing this issue. The name of the patch is 4371ae84c99c46b48cb21badbbef06b30757aba0. You should upgrade the affected component. The code maintainer states that, \"[he] wont consider this bug a DoS\"."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1.7, "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-03-14T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-03-14T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-03-14T16:13:59.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "breakingbad (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.351081", "name": "VDB-351081 | Radare2 Mach-O File mach0.c walk_exports_trie resource consumption", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.351081", "name": "VDB-351081 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.769799", "name": "Submit #769799 | radareorg Radare2 5.9.9 Denial of Service", "tags": ["third-party-advisory"]}, {"url": "https://github.com/radareorg/radare2/issues/25482", "tags": ["issue-tracking"]}, {"url": "https://github.com/user-attachments/files/25620145/gen_macho_poc.py", "tags": ["exploit"]}, {"url": "https://github.com/ToddAWalter/radare2/commit/4371ae84c99c46b48cb21badbbef06b30757aba0", "tags": ["patch"]}, {"url": "https://github.com/radareorg/radare2/milestone/94", "tags": ["patch"]}], "tags": ["disputed", "x_open-source"]}}}

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