{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-33643", "assignerOrgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "assignerShortName": "openEuler", "dateUpdated": "2024-08-03T23:58:21.520Z", "dateReserved": "2021-05-28T00:00:00", "datePublished": "2022-08-09T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "shortName": "openEuler", "dateUpdated": "2022-12-28T00:00:00"}, "descriptions": [{"lang": "en", "value": "An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read."}], "affected": [{"vendor": "n/a", "product": "libtar", "versions": [{"version": "<1.2.21", "status": "affected"}]}], "references": [{"url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807"}, {"name": "FEDORA-2022-fe1a4e3cf0", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/"}, {"name": "FEDORA-2022-50e8a1b51d", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD4HEBSTI22FNYKOKK7W3X6ZQE6FV3XC/"}, {"name": "FEDORA-2022-44a20bba43", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/"}, {"name": "FEDORA-2022-88772d0a2d", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/"}, {"name": "FEDORA-2022-ccc68b06cc", "tags": ["vendor-advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-125: Out-of-bounds Read", "cweId": "CWE-125"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:58:21.520Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807", "tags": ["x_transferred"]}, {"name": "FEDORA-2022-fe1a4e3cf0", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/"}, {"name": "FEDORA-2022-50e8a1b51d", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD4HEBSTI22FNYKOKK7W3X6ZQE6FV3XC/"}, {"name": "FEDORA-2022-44a20bba43", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/"}, {"name": "FEDORA-2022-88772d0a2d", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/"}, {"name": "FEDORA-2022-ccc68b06cc", "tags": ["vendor-advisory", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/"}]}]}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*", "matchCriteriaId": "9FB33CE5-5B11-49D2-9277-67E941584A35", "versionEndExcluding": "1.2.21", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:huawei:openeuler:20.03:sp1:*:*:lts:*:*:*", "matchCriteriaId": "78AA9487-C85C-4F4F-9429-E0496080F7B5", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:openeuler:20.03:sp3:*:*:lts:*:*:*", "matchCriteriaId": "2E9E5CF1-3FD7-413A-BD29-0EBA0E1E6766", "vulnerable": true}, {"criteria": "cpe:2.3:o:huawei:openeuler:22.03:*:*:*:lts:*:*:*", "matchCriteriaId": "435FECB5-9313-4400-A95F-8F7C9D5A0A07", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read."}, {"lang": "es", "value": "Un atacante que env\u00eda un archivo tar dise\u00f1ado con el tama\u00f1o de la estructura de encabezado siendo 0 puede ser capaz de desencadenar una llamada de malloc(0) para una variable gnu_longlink, causando una lectura fuera de l\u00edmites"}], "id": "CVE-2021-33643", "lastModified": "2023-11-07T03:35:53.637", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-10T20:15:20.450", "references": [{"source": "securities@openeuler.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4S4PJRCJLEAWN2EKXGLSOBTL7O57V7NC/"}, {"source": "securities@openeuler.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5YSHZY753R7XW6CIKJVAWI373WW3YRRJ/"}, {"source": "securities@openeuler.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7Q26QDNOJDOFYWMJWEIK5XR62M2FF6IJ/"}, {"source": "securities@openeuler.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/"}, {"source": "securities@openeuler.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD4HEBSTI22FNYKOKK7W3X6ZQE6FV3XC/"}, {"source": "securities@openeuler.org", "tags": ["Broken Link", "Third Party Advisory"], "url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807"}], "sourceIdentifier": "securities@openeuler.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-125"}], "source": "securities@openeuler.org", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2023:2898", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "libtar-0:1.2.20-17.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-05-16T00:00:00Z"}], "bugzilla": {"description": "libtar: out-of-bounds read in gnu_longlink", "id": "2121289", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2121289"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read.", "A flaw was found in libtar. This flaw allows an attacker who submits a crafted tar file with the size in the header struct being 0 to trigger a calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read."], "name": "CVE-2021-33643", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "libtar", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "libtar", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2022-08-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-33643\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-33643\nhttps://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807"], "threat_severity": "Moderate"}