gsd-2022-1852
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.
Aliases
Aliases
CVE-2022-1852


To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-1852",
    "description": "A NULL pointer dereference flaw was found in the Linux kernel\u2019s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.",
    "id": "GSD-2022-1852",
    "references": [
      "https://www.debian.org/security/2022/dsa-5161",
      "https://advisories.mageia.org/CVE-2022-1852.html",
      "https://linux.oracle.com/cve/CVE-2022-1852.html",
      "https://www.suse.com/security/cve/CVE-2022-1852.html",
      "https://access.redhat.com/errata/RHSA-2022:7444",
      "https://access.redhat.com/errata/RHSA-2022:7683",
      "https://access.redhat.com/errata/RHSA-2022:7933",
      "https://access.redhat.com/errata/RHSA-2022:8267",
      "https://ubuntu.com/security/CVE-2022-1852"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-1852"
      ],
      "details": "A NULL pointer dereference flaw was found in the Linux kernel\u2019s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.",
      "id": "GSD-2022-1852",
      "modified": "2023-12-13T01:19:28.223165Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2022-1852",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "kernel",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "kernel 5.19 rc1"
                        }
                      ]
                    }
                  }
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              },
              "vendor_name": "n/a"
            }
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-476"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9",
            "refsource": "MISC",
            "url": "https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2089815",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2089815"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.19",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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      "cve": {
        "CVE_data_meta": {
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          "ID": "CVE-2022-1852"
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        "description": {
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            }
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        "references": {
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            {
              "name": "https://github.com/torvalds/linux/commit/fee060cd52d69c114b62d1a2948ea9648b5131f9",
              "refsource": "MISC",
              "tags": [
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                "Third Party Advisory"
              ],
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            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2089815",
              "refsource": "MISC",
              "tags": [
                "Issue Tracking",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2089815"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "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,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "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
        }
      },
      "lastModifiedDate": "2022-10-26T17:08Z",
      "publishedDate": "2022-06-30T13:15Z"
    }
  }
}


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