CVE-2020-25743 (GCVE-0-2020-25743)

Vulnerability from cvelistv5 – Published: 2020-10-06 14:15 – Updated: 2024-08-04 15:40
VLAI
Summary
hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.
CWE
  • n/a
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:40:36.958Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-10-06T14:15:23.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-25743",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html",
              "refsource": "MISC",
              "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
            },
            {
              "name": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b",
              "refsource": "MISC",
              "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
            },
            {
              "name": "http://www.openwall.com/lists/oss-security/2020/09/29/1",
              "refsource": "CONFIRM",
              "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409",
              "refsource": "MISC",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-25743",
    "datePublished": "2020-10-06T14:15:23.000Z",
    "dateReserved": "2020-09-18T00:00:00.000Z",
    "dateUpdated": "2024-08-04T15:40:36.958Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-25743",
      "date": "2026-09-30",
      "epss": "0.00467",
      "percentile": "0.38089"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "519474C9-183A-4DFE-8937-62DE15CDA6E3",
                  "versionEndExcluding": "5.1.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C52600BF-9E87-4CD2-91F3-685AFE478C1E",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:*",
                  "matchCriteriaId": "053C1B35-3869-41C2-9551-044182DE0A64",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*",
                  "matchCriteriaId": "3AA08768-75AF-4791-B229-AE938C780959",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call."
        },
        {
          "lang": "es",
          "value": "El archivo hw/ide/pci.c en QEMU versiones anteriores a 5.1.1, puede desencadenar una desreferencia del puntero NULL porque carece de una comprobaci\u00f3n de puntero antes de una llamada de ide_cancel_dma_sync"
        }
      ],
      "id": "CVE-2020-25743",
      "lastModified": "2024-11-21T05:18:38.220",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "LOW",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "LOCAL",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 2.1,
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "LOW",
              "baseScore": 3.2,
              "baseSeverity": "LOW",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "HIGH",
              "scope": "CHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L",
              "version": "3.1"
            },
            "exploitabilityScore": 1.5,
            "impactScore": 1.4,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2020-10-06T15:15:15.067",
      "references": [
        {
          "source": "cve@mitre.org",
          "tags": [
            "Mailing List",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
        },
        {
          "source": "cve@mitre.org",
          "tags": [
            "Broken Link"
          ],
          "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Mailing List",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Broken Link"
          ],
          "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-476"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "microsoft_vex": {
      "current_release_date": "2020-10-08T00:00:00.000Z",
      "cve": "CVE-2020-25743",
      "id": "msrc_CVE-2020-25743",
      "initial_release_date": "2020-10-02T00:00:00.000Z",
      "product_status:fixed": "1",
      "product_status:known_affected": "1",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.",
      "url": "https://msrc.microsoft.com/csaf/vex/2020/msrc_cve-2020-25743.json",
      "version": "1"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "519474C9-183A-4DFE-8937-62DE15CDA6E3",
                    "versionEndExcluding": "5.1.1",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C52600BF-9E87-4CD2-91F3-685AFE478C1E",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:*",
                    "matchCriteriaId": "053C1B35-3869-41C2-9551-044182DE0A64",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*",
                    "matchCriteriaId": "3AA08768-75AF-4791-B229-AE938C780959",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call."
          },
          {
            "lang": "es",
            "value": "El archivo hw/ide/pci.c en QEMU versiones anteriores a 5.1.1, puede desencadenar una desreferencia del puntero NULL porque carece de una comprobaci\u00f3n de puntero antes de una llamada de ide_cancel_dma_sync"
          }
        ],
        "id": "CVE-2020-25743",
        "lastModified": "2024-11-21T05:18:38.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "LOW",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 2.1,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "LOW",
                "baseScore": 3.2,
                "baseSeverity": "LOW",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "HIGH",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L",
                "version": "3.1"
              },
              "exploitabilityScore": 1.5,
              "impactScore": 1.4,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-10-06T15:15:15.067",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Broken Link"
            ],
            "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2020/09/29/1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881409"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Broken Link"
            ],
            "url": "https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T11:57:19+00:00",
      "cve": "CVE-2020-25743",
      "id": "CVE-2020-25743",
      "initial_release_date": "2020-06-24T00:00:00+00:00",
      "product_status:known_affected": "72",
      "product_status:known_not_affected": "22",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "QEMU: ide: null pointer dereference while cancelling i/o operation",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-25743.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-04T00:49:49Z",
      "cve": "CVE-2020-25743",
      "id": "CVE-2020-25743",
      "initial_release_date": "2023-02-15T03:53:27Z",
      "product_status:known_affected": "42",
      "product_status:known_not_affected": "731",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-25743",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-25743.json",
      "version": "17"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Loading…

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…