gsd-2018-7740
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.
Aliases
Aliases
CVE-2018-7740


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-7740",
    "description": "The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.",
    "id": "GSD-2018-7740",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-7740.html",
      "https://www.debian.org/security/2018/dsa-4188",
      "https://www.debian.org/security/2018/dsa-4187",
      "https://access.redhat.com/errata/RHSA-2018:3096",
      "https://access.redhat.com/errata/RHSA-2018:3083",
      "https://ubuntu.com/security/CVE-2018-7740",
      "https://linux.oracle.com/cve/CVE-2018-7740.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-7740"
      ],
      "details": "The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.",
      "id": "GSD-2018-7740",
      "modified": "2023-12-13T01:22:32.396396Z",
      "schema_version": "1.4.0"
    }
  },
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 4.9,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-03-18T19:31Z",
      "publishedDate": "2018-03-07T08:29Z"
    }
  }
}


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