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GSD-2019-18281

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2019-18281",
    "description": "An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.",
    "id": "GSD-2019-18281",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-18281.html",
      "https://www.debian.org/security/2019/dsa-4556",
      "https://access.redhat.com/errata/RHSA-2020:1665",
      "https://ubuntu.com/security/CVE-2019-18281",
      "https://advisories.mageia.org/CVE-2019-18281.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-18281"
      ],
      "details": "An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.",
      "id": "GSD-2019-18281",
      "modified": "2023-12-13T01:23:50.429121Z",
      "schema_version": "1.4.0"
    }
  },
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              "product": {
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                    "version": {
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          }
        ]
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    },
    "nvd.nist.gov": {
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        "nodes": [
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                "cpe_name": [],
                "versionEndIncluding": "5.11.3",
                "versionStartIncluding": "5.11.0",
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              },
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            }
          ]
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        "problemtype": {
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              "tags": [
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      },
      "impact": {
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          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2020-02-18T20:15Z",
      "publishedDate": "2019-10-23T15:15Z"
    }
  }
}



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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

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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