CVE-2019-18197 (GCVE-0-2019-18197)

Vulnerability from cvelistv5 – Published: 2019-10-18 20:07 – Updated: 2024-08-05 01:47
VLAI
Summary
In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
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      "references": "[{\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2019/11/17/2\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2020:0514\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746\", \"source\": \"cve@mitre.org\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768\", \"source\": \"cve@mitre.org\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914\", \"source\": \"cve@mitre.org\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20191031-0004/\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20200416-0004/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://usn.ubuntu.com/4164-1/\", \"source\": \"cve@mitre.org\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.oracle.com/security-alerts/cpuapr2020.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2019/11/17/2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2020:0514\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20191031-0004/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20200416-0004/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://usn.ubuntu.com/4164-1/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.oracle.com/security-alerts/cpuapr2020.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}, {\"lang\": \"en\", \"value\": \"CWE-908\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2019-18197\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2019-10-18T21:15:10.793\",\"lastModified\":\"2024-11-21T04:32:48.610\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn\u0027t reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.\"},{\"lang\":\"es\",\"value\":\"En la funci\u00f3n xsltCopyText en el archivo transform.c en libxslt versi\u00f3n 1.1.33, una variable de puntero no se restablece bajo determinadas circunstancias. Si el \u00e1rea de memoria relevante se liber\u00f3 y reutiliz\u00f3 de cierta manera, una comprobaci\u00f3n de l\u00edmites podr\u00eda fallar y podr\u00eda escribirse la memoria fuera de un b\u00fafer o podr\u00edan divulgarse datos no 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  }
}


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Tags
Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.