CVE-2020-27795

{"containers": {"cna": {"affected": [{"product": "radare2", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in v4.4.0."}]}], "descriptions": [{"lang": "en", "value": "A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command \"adf\" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn)."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-908", "description": "CWE-908 - Use of Uninitialized Resource", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-08-19T22:36:00.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/radareorg/radare2/issues/16215"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/radareorg/radare2/pull/16230"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T16:25:43.777Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/radareorg/radare2/issues/16215"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/radareorg/radare2/pull/16230"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2020-27795", "datePublished": "2022-08-19T22:36:00.000Z", "dateReserved": "2020-10-27T00:00:00.000Z", "dateUpdated": "2024-08-04T16:25:43.777Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "radare2", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in v4.4.0."}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*", "matchCriteriaId": "EEE8DA49-FB7A-4416-8942-56DD67E62CD9", "versionEndExcluding": "4.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command \"adf\" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn)."}, {"lang": "es", "value": "Se ha detectado un fallo de segmentaci\u00f3n en radare2 con el comando adf. En el archivo libr/core/cmd_anal.c, cuando el comando \"adf\" no presenta argumento o es err\u00f3neo, anal_fcn_data (core, input + 1) --) RAnalFunction *fcn = r_anal_get_fcn_in (core-)anal, core-)offset, -1); devuelve un puntero nulo para fcn causando un fallo de segmentaci\u00f3n posteriormente en ensure_fcn_range (fcn)."}], "id": "CVE-2020-27795", "lastModified": "2026-06-17T03:09:39.380", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-19T23:15:08.487", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/issues/16215"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/pull/16230"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/issues/16215"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/radareorg/radare2/pull/16230"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-908"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-908"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}