rhsa-2022_8226
Vulnerability from csaf_redhat
Published
2022-11-15 13:35
Modified
2024-11-22 19:54
Summary
Red Hat Security Advisory: python-lxml security update

Notes

Topic
An update for python-lxml is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
lxml is an XML processing library providing access to libxml2 and libxslt libraries using the Python ElementTree API. Security Fix(es): * lxml: NULL Pointer Dereference in lxml (CVE-2022-2309) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.1 Release Notes linked from the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


To clipboard 

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      "cve": "CVE-2022-2309",
      "cwe": {
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        "name": "NULL Pointer Dereference"
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          "category": "description",
          "text": "A NULL Pointer dereference vulnerability found in lxml, caused by the iterwalk function (also used by the canonicalize function). This flaw can lead to a crash when the incorrect parser input occurs together with usages.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "lxml: NULL Pointer Dereference in lxml",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-2309",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2309"
        }
      ],
      "release_date": "2022-07-05T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-11-15T13:35:12+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
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            "AppStream-9.1.0.GA:python-lxml-debugsource-0:4.6.5-3.el9.aarch64",
            "AppStream-9.1.0.GA:python-lxml-debugsource-0:4.6.5-3.el9.ppc64le",
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            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.aarch64",
            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.ppc64le",
            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.s390x",
            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:8226"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "AppStream-9.1.0.GA:python-lxml-0:4.6.5-3.el9.src",
            "AppStream-9.1.0.GA:python-lxml-debugsource-0:4.6.5-3.el9.aarch64",
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            "AppStream-9.1.0.GA:python-lxml-debugsource-0:4.6.5-3.el9.x86_64",
            "AppStream-9.1.0.GA:python3-lxml-0:4.6.5-3.el9.aarch64",
            "AppStream-9.1.0.GA:python3-lxml-0:4.6.5-3.el9.ppc64le",
            "AppStream-9.1.0.GA:python3-lxml-0:4.6.5-3.el9.s390x",
            "AppStream-9.1.0.GA:python3-lxml-0:4.6.5-3.el9.x86_64",
            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.aarch64",
            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.ppc64le",
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            "AppStream-9.1.0.GA:python3-lxml-debuginfo-0:4.6.5-3.el9.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "lxml: NULL Pointer Dereference in lxml"
    }
  ]
}


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