gsd-2021-33630
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
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. This issue affects openEuler kernel: from 4.19.90 before 4.19.90-2401.3.
Aliases
Aliases
CVE-2021-33630


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-33630",
    "id": "GSD-2021-33630"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-33630"
      ],
      "details": "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",
      "id": "GSD-2021-33630",
      "modified": "2023-12-13T01:23:18.794713Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "securities@openeuler.org",
        "ID": "CVE-2021-33630",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "kernel",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "unaffected",
                            "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"
                              }
                            ]
                          }
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "openEuler"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "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"
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.1.0-dev"
      },
      "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"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-476",
                "lang": "eng",
                "value": "CWE-476 NULL Pointer Dereference"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030",
            "refsource": "MISC",
            "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030"
          },
          {
            "name": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031",
            "refsource": "MISC",
            "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031"
          },
          {
            "name": "https://gitee.com/src-openeuler/kernel/pulls/1389",
            "refsource": "MISC",
            "url": "https://gitee.com/src-openeuler/kernel/pulls/1389"
          },
          {
            "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e8b9bfa110896f95d602d8c98d5f9d67e41d78c",
            "refsource": "MISC",
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e8b9bfa110896f95d602d8c98d5f9d67e41d78c"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/30/3",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/3"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/30/4",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/4"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/30/5",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/5"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/30/9",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/9"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/30/10",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/10"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/31/3",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/31/3"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/01/31/2",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/31/2"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/02/02/6",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/02/6"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/02/02/9",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/02/9"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2024/02/03/1",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/03/1"
          }
        ]
      },
      "source": {
        "discovery": "UNKNOWN"
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:huawei:openeuler:*:*:*:*:-:*:*:*",
                    "matchCriteriaId": "9550E465-CD37-4936-8E17-0EB0B17E66FC",
                    "versionEndExcluding": "4.19.90-2401.3",
                    "versionStartIncluding": "4.19.90",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "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"
          },
          {
            "lang": "es",
            "value": "La vulnerabilidad de desreferencia de puntero NULL en el kernel openEuler en Linux (m\u00f3dulos de red) permite la manipulaci\u00f3n de puntero. Esta vulnerabilidad est\u00e1 asociada con los archivos de programa net/sched/sch_cbs.C. Este problema afecta al kernel de openEuler: desde 4.19.90 antes de 4.19.90-2401.3."
          }
        ],
        "id": "CVE-2021-33630",
        "lastModified": "2024-02-03T03:15:07.753",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "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"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "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"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "securities@openeuler.org",
              "type": "Secondary"
            }
          ]
        },
        "published": "2024-01-18T15:15:08.653",
        "references": [
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/10"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/3"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/4"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/5"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/30/9"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/31/2"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/01/31/3"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/02/6"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/02/9"
          },
          {
            "source": "securities@openeuler.org",
            "url": "http://www.openwall.com/lists/oss-security/2024/02/03/1"
          },
          {
            "source": "securities@openeuler.org",
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e8b9bfa110896f95d602d8c98d5f9d67e41d78c"
          },
          {
            "source": "securities@openeuler.org",
            "tags": [
              "Release Notes"
            ],
            "url": "https://gitee.com/src-openeuler/kernel/pulls/1389"
          },
          {
            "source": "securities@openeuler.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1030"
          },
          {
            "source": "securities@openeuler.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1031"
          }
        ],
        "sourceIdentifier": "securities@openeuler.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "securities@openeuler.org",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.