{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2021-33630", "ASSIGNER": "securities@openeuler.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "NULL Pointer Dereference vulnerability in openEuler kernel on Linux (network modules) allows Pointer Manipulation. This vulnerability is associated with program files net/sched/sch_cbs.C.\n\nThis issue affects openEuler kernel: from 4.19.90 before 4.19.90-2401.3.\n\n" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-476 NULL Pointer Dereference", "cweId": "CWE-476" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "openEuler", "product": { "product_data": [ { "product_name": "kernel", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "changes": [ { "at": "b2239f607df25fc401179e6dd4b7406f942a7632 net/sched: cbs: Fix not adding cbs instance to list", "status": "unaffected" } ], "lessThan": "4.19.90-2401.3", "status": "affected", "version": "4.19.90", "versionType": "git" } ], "defaultStatus": "unaffected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030", "refsource": "MISC", "name": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030" }, { "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031", "refsource": "MISC", "name": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031" }, { "url": "https://gitee.com/src-openeuler/kernel/pulls/1389", "refsource": "MISC", "name": "https://gitee.com/src-openeuler/kernel/pulls/1389" }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e8b9bfa110896f95d602d8c98d5f9d67e41d78c", "refsource": "MISC", "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e8b9bfa110896f95d602d8c98d5f9d67e41d78c" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/30/3", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/30/3" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/30/4", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/30/4" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/30/5", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/30/5" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/30/9", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/30/9" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/30/10", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/30/10" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/31/3", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/31/3" }, { "url": "http://www.openwall.com/lists/oss-security/2024/01/31/2", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/01/31/2" }, { "url": "http://www.openwall.com/lists/oss-security/2024/02/02/6", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/02/02/6" }, { "url": "http://www.openwall.com/lists/oss-security/2024/02/02/9", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/02/02/9" }, { "url": "http://www.openwall.com/lists/oss-security/2024/02/03/1", "refsource": "MISC", "name": "http://www.openwall.com/lists/oss-security/2024/02/03/1" }, { "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "refsource": "MISC", "name": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html" } ] }, "generator": { "engine": "Vulnogram 0.1.0-dev" }, "source": { "discovery": "UNKNOWN" }, "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } ] } }