gsd-2019-19768
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).
Aliases
Aliases
CVE-2019-19768


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-19768",
    "description": "In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).",
    "id": "GSD-2019-19768",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-19768.html",
      "https://www.debian.org/security/2020/dsa-4698",
      "https://access.redhat.com/errata/RHSA-2020:2522",
      "https://access.redhat.com/errata/RHSA-2020:2519",
      "https://access.redhat.com/errata/RHSA-2020:2291",
      "https://access.redhat.com/errata/RHSA-2020:2289",
      "https://access.redhat.com/errata/RHSA-2020:2285",
      "https://access.redhat.com/errata/RHSA-2020:2277",
      "https://access.redhat.com/errata/RHSA-2020:2242",
      "https://access.redhat.com/errata/RHSA-2020:2214",
      "https://access.redhat.com/errata/RHSA-2020:2203",
      "https://access.redhat.com/errata/RHSA-2020:2199",
      "https://access.redhat.com/errata/RHSA-2020:2104",
      "https://access.redhat.com/errata/RHSA-2020:2085",
      "https://access.redhat.com/errata/RHSA-2020:2082",
      "https://access.redhat.com/errata/RHSA-2020:1966",
      "https://access.redhat.com/errata/RHSA-2020:1769",
      "https://access.redhat.com/errata/RHSA-2020:1567",
      "https://ubuntu.com/security/CVE-2019-19768",
      "https://advisories.mageia.org/CVE-2019-19768.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2019-19768.html",
      "https://linux.oracle.com/cve/CVE-2019-19768.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-19768"
      ],
      "details": "In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).",
      "id": "GSD-2019-19768",
      "modified": "2023-12-13T01:23:54.669813Z",
      "schema_version": "1.4.0"
    }
  },
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          }
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    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
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            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:5.4.0:*:*:*:*:*:*:*",
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                "vulnerable": true
              },
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                "cpe_name": [],
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              {
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            ],
            "operator": "OR"
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        ]
      },
      "cve": {
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              "value": "In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer)."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-416"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.kernel.org/show_bug.cgi?id=205711",
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2020-06-10T20:15Z",
      "publishedDate": "2019-12-12T20:15Z"
    }
  }
}


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