{
  "document": {
    "aggregate_severity": {
      "text": "Critical"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "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 Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2019-11068: fix security framework bypass in xsltCheckRead and\n  xsltCheckWrite callers\n- CVE-2019-18197: fix dangling pointer in xsltCopyText\n- CVE-2019-5815: always set context node before calling XPath iterators\n- CVE-2021-30560: fix use-after-free in xsltApplyTemplates\n- CVE-2024-55549: fix use-after-free related to excluded namespaces\n- CVE-2025-24855: fix use-after-free of XPath context node in nested\n  XPath evaluations",
        "title": "Details"
      }
    ],
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      }
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      "current_release_date": "2026-10-22T19:58:53Z",
      "generator": {
        "date": "2026-10-22T19:58:53Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1792507096",
      "initial_release_date": "2026-10-20T14:38:17Z",
      "revision_history": [
        {
          "date": "2026-10-20T14:38:17Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-10-22T19:58:53Z",
          "number": "2",
          "summary": "Official Publication"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "libxslt: Fix of 6 CVEs"
  },
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          "text": "Type confusion in xsltNumberFormatGetMultipleLevel prior to libxslt 1.1.33 could allow attackers to potentially exploit heap corruption via crafted XML data.",
          "title": "Vulnerability description"
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      ],
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        {
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          "summary": "https://bugs.chromium.org/p/chromium/issues/detail?id=930663",
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        },
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          "summary": "https://gitlab.gnome.org/GNOME/libxslt/commit/08b62c25871b38d5d573515ca8a065b4b8f64f6b",
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          "title": "Vulnerability description"
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      "release_date": "2021-08-03T19:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-10-20T14:38:17.791212Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096",
          "product_ids": [
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096"
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2019-18197",
      "cwe": {
        "id": "CWE-416",
        "name": "Use After Free"
      },
      "notes": [
        {
          "category": "description",
          "text": "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.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
          "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
          "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
          "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2019-18197"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2019/11/17/2",
          "url": "http://www.openwall.com/lists/oss-security/2019/11/17/2"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2020:0514",
          "url": "https://access.redhat.com/errata/RHSA-2020:0514"
        },
        {
          "category": "external",
          "summary": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746",
          "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746"
        },
        {
          "category": "external",
          "summary": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768",
          "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768"
        },
        {
          "category": "external",
          "summary": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914",
          "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914"
        },
        {
          "category": "external",
          "summary": "https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285",
          "url": "https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html",
          "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20191031-0004/",
          "url": "https://security.netapp.com/advisory/ntap-20191031-0004/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20200416-0004/",
          "url": "https://security.netapp.com/advisory/ntap-20200416-0004/"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/4164-1/",
          "url": "https://usn.ubuntu.com/4164-1/"
        },
        {
          "category": "external",
          "summary": "https://www.oracle.com/security-alerts/cpuapr2020.html",
          "url": "https://www.oracle.com/security-alerts/cpuapr2020.html"
        }
      ],
      "release_date": "2019-10-18T21:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-10-20T14:38:17.791212Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096",
          "product_ids": [
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096"
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2019-11068",
      "notes": [
        {
          "category": "description",
          "text": "libxslt through 1.1.33 allows bypass of a protection mechanism because callers of xsltCheckRead and xsltCheckWrite permit access even upon receiving a -1 error code. xsltCheckRead can return -1 for a crafted URL that is not actually invalid and is subsequently loaded.",
          "title": "Vulnerability description"
        }
      ],
      "product_status": {
        "fixed": [
          "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
          "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
          "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
          "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2019-11068"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00048.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00048.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00052.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00052.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00053.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00053.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00025.html"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00001.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00001.html"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2019/04/22/1",
          "url": "http://www.openwall.com/lists/oss-security/2019/04/22/1"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2019/04/23/5",
          "url": "http://www.openwall.com/lists/oss-security/2019/04/23/5"
        },
        {
          "category": "external",
          "summary": "https://gitlab.gnome.org/GNOME/libxslt/commit/e03553605b45c88f0b4b2980adfbbb8f6fca2fd6",
          "url": "https://gitlab.gnome.org/GNOME/libxslt/commit/e03553605b45c88f0b4b2980adfbbb8f6fca2fd6"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2019/04/msg00016.html",
          "url": "https://lists.debian.org/debian-lts-announce/2019/04/msg00016.html"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36TEYN37XCCKN2XUMRTBBW67BPNMSW4K/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36TEYN37XCCKN2XUMRTBBW67BPNMSW4K/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCOAX2IHUMKCM3ILHTMGLHCDSBTLP2JU/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCOAX2IHUMKCM3ILHTMGLHCDSBTLP2JU/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SK4YNISS22MJY22YX5I6V2U63QZAUEHA/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SK4YNISS22MJY22YX5I6V2U63QZAUEHA/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20191017-0001/",
          "url": "https://security.netapp.com/advisory/ntap-20191017-0001/"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/3947-1/",
          "url": "https://usn.ubuntu.com/3947-1/"
        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/3947-2/",
          "url": "https://usn.ubuntu.com/3947-2/"
        },
        {
          "category": "external",
          "summary": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
          "url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
        }
      ],
      "release_date": "2019-04-10T20:29:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-10-20T14:38:17.791212Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096",
          "product_ids": [
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-devel-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.i686",
            "CentOS-6:libxslt-python-0:1.1.26-2.el6_3.1.tuxcare.els1.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1792507096"
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    }
  ]
}