fkie_cve-2020-27795
Vulnerability from fkie_nvd
Published
2022-08-19 23:15
Modified
2024-11-21 05:21
Severity ?
Summary
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).
References
▶ | URL | Tags | |
---|---|---|---|
secalert@redhat.com | https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22 | Patch, Third Party Advisory | |
secalert@redhat.com | https://github.com/radareorg/radare2/issues/16215 | Exploit, Issue Tracking, Patch, Third Party Advisory | |
secalert@redhat.com | https://github.com/radareorg/radare2/pull/16230 | Issue Tracking, Patch, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22 | Patch, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://github.com/radareorg/radare2/issues/16215 | Exploit, Issue Tracking, Patch, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://github.com/radareorg/radare2/pull/16230 | Issue Tracking, Patch, Third Party Advisory |
{ "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) --\u003e RAnalFunction *fcn = r_anal_get_fcn_in (core-\u003eanal, core-\u003eoffset, -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": "2024-11-21T05:21:50.820", "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" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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