{"kind": "product", "path": "vulns/ubuntu-25.10/libxml2", "name": "libxml2", "product": "libxml2", "ecosystem": "Ubuntu:25.10", "items": [{"id": "CVE-2026-11979", "noindex": false, "published": "2026-06-29T13:21:42.697Z", "modified": "2026-06-29T13:59:18.501Z", "cvss": 1.8, "cvss_vector": "CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:L/SI:L/SA:N", "severity": "low", "epss": 0.00148, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-11979", "title": "Stack-Based Buffer Overflow in libxml2", "description": "libxml2 is vulnerable to multiple stack-based buffer overflows in the xmlcatalog utility when running in --shell mode. The usershell() function processes user input using fixed-size stack buffers without proper bounds checking.\nBy supplying an overly long input line, an attacker can overflow internal buffers (command, arg, and argv) during input parsing. This results in memory corruption within the stack frame.\nSuccessful exploitation may cause a crash or potentially allow arbitrary code execution in the context of the xmlcatalog process.\n\nThis issue has been fixed in the commit c2e233fc.\n\nNOTE:\nThe maintainers of this project did not agree t", "references": ["https://cert.pl/en/posts/2026/06/CVE-2026-11979", "https://gitlab.gnome.org/GNOME/libxml2/-/commit/c2e233fc1b341685fc99621b2768b503f777a72e", "https://nvd.nist.gov/vuln/detail/CVE-2026-11979"], "fixes": [], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-6732", "noindex": false, "published": "2026-04-23T22:19:34.322Z", "modified": "2026-08-31T11:15:35.301Z", "cvss": 6.5, "cvss_vector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "severity": "medium", "epss": 0.00632, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-6732", "title": "Libxml2: libxml2: denial of service via crafted xsd-validated document", "description": "A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition (XSD) validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that causes the application to crash. This results in a denial of service (DoS), making the affected system or application unavailable.", "references": ["https://access.redhat.com/errata/RHSA-2026:11503", "https://access.redhat.com/security/cve/CVE-2026-6732", "https://bugzilla.redhat.com/show_bug.cgi?id=2461300"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.2"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-1757", "noindex": false, "published": "2026-02-02T12:38:14.588Z", "modified": "2026-09-01T11:54:59.951Z", "cvss": 6.2, "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "severity": "medium", "epss": 0.00217, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-1757", "title": "Libxml2: memory leak leading to local denial of service in xmllint interactive shell", "description": "A flaw was identified in the interactive shell of the xmllint utility, part of the libxml2 project, where memory allocated for user input is not properly released under certain conditions. When a user submits input consisting only of whitespace, the program skips command execution but fails to free the allocated buffer. Repeating this action causes memory to continuously accumulate. Over time, this can exhaust system memory and terminate the xmllint process, creating a denial-of-service condition on the local system.", "references": ["https://access.redhat.com/errata/RHSA-2026:7519", "https://access.redhat.com/security/cve/CVE-2026-1757", "https://bugzilla.redhat.com/show_bug.cgi?id=2435940"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.2"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-0992", "noindex": false, "published": "2026-01-15T14:20:24.934Z", "modified": "2026-09-01T12:10:24.431Z", "cvss": 2.9, "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "severity": "low", "epss": 0.00459, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-0992", "title": "Libxml2: libxml2: denial of service via crafted xml catalogs", "description": "A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain repeated <nextCatalog> elements pointing to the same downstream catalog. A remote attacker can exploit this by supplying crafted catalogs, causing the parser to redundantly traverse catalog chains. This leads to excessive CPU consumption and degrades application availability, resulting in a denial-of-service condition.", "references": ["https://access.redhat.com/errata/RHSA-2026:7519", "https://access.redhat.com/security/cve/CVE-2026-0992", "https://bugzilla.redhat.com/show_bug.cgi?id=2429975"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-0989", "noindex": false, "published": "2026-01-15T14:20:23.274Z", "modified": "2026-09-01T12:10:22.136Z", "cvss": 3.7, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "severity": "low", "epss": 0.0053, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-0989", "title": "Libxml2: unbounded relaxng include recursion leading to stack overflow", "description": "A flaw was identified in the RelaxNG parser of libxml2 related to how external schema inclusions are handled. The parser does not enforce a limit on inclusion depth when resolving nested <include> directives. Specially crafted or overly complex schemas can cause excessive recursion during parsing. This may lead to stack exhaustion and application crashes, creating a denial-of-service risk.", "references": ["https://access.redhat.com/errata/RHSA-2026:7519", "https://access.redhat.com/security/cve/CVE-2026-0989", "https://bugzilla.redhat.com/show_bug.cgi?id=2429933"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-0990", "noindex": false, "published": "2026-01-15T14:20:06.515Z", "modified": "2026-09-01T11:54:54.802Z", "cvss": 5.9, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "severity": "medium", "epss": 0.00955, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-0990", "title": "Libxml2: libxml2: denial of service via uncontrolled recursion in xml catalog processing", "description": "A flaw was found in libxml2, an XML parsing library. This uncontrolled recursion vulnerability occurs in the xmlCatalogXMLResolveURI function when an XML catalog contains a delegate URI entry that references itself. A remote attacker could exploit this configuration-dependent issue by providing a specially crafted XML catalog, leading to infinite recursion and call stack exhaustion. This ultimately results in a segmentation fault, causing a Denial of Service (DoS) by crashing affected applications.", "references": ["https://access.redhat.com/errata/RHSA-2026:7519", "https://access.redhat.com/security/cve/CVE-2026-0990", "https://bugzilla.redhat.com/show_bug.cgi?id=2429959"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-8732", "noindex": false, "published": "2025-08-08T16:32:06.990Z", "modified": "2026-06-02T12:59:45.337Z", "cvss": 4.8, "cvss_vector": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "severity": "medium", "epss": 0.00236, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-8732", "title": "libxml2 xmlcatalog xmlParseSGMLCatalog recursion", "description": "A vulnerability was found in libxml2 up to 2.14.5. It has been declared as problematic. This vulnerability affects the function xmlParseSGMLCatalog of the component xmlcatalog. The manipulation leads to uncontrolled recursion. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains, that \"[t]he issue can only be triggered with untrusted SGML catalogs and it makes absolutely no sense to use untrusted catalogs. I also doubt that anyone is still using SGML catalogs at all.\"", "references": ["https://vuldb.com/?id.319228", "https://vuldb.com/?ctiid.319228", "https://vuldb.com/?submit.622285"], "fixes": ["2.14.5+dfsg-0.2ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-49795", "noindex": false, "published": "2025-06-16T15:19:29.871Z", "modified": "2026-10-12T19:52:44.593Z", "cvss": 7.5, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "severity": "high", "epss": 0.00592, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-49795", "title": "Libxml: null pointer dereference leads to denial of service (dos)", "description": "A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.", "references": ["https://access.redhat.com/errata/RHSA-2025:10630", "https://access.redhat.com/errata/RHSA-2025:19020", "https://access.redhat.com/errata/RHSA-2026:7519"], "fixes": ["2.14.5+dfsg-0.2"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-32415", "noindex": false, "published": "2025-04-17T00:00:00.000Z", "modified": "2025-11-03T19:53:26.647Z", "cvss": 2.9, "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "severity": "low", "epss": 0.0059, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-32415", "title": "CVE-2025-32415", "description": "In libxml2 before 2.13.8 and 2.14.x before 2.14.2, xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based buffer under-read. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.", "references": ["https://gitlab.gnome.org/GNOME/libxml2/-/issues/890", "https://lists.debian.org/debian-lts-announce/2025/04/msg00041.html", "https://nvd.nist.gov/vuln/detail/CVE-2025-32415"], "fixes": ["2.12.7+dfsg+really2.9.14-0.4ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-32414", "noindex": false, "published": "2025-04-08T00:00:00.000Z", "modified": "2025-11-03T19:53:25.162Z", "cvss": 5.6, "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L", "severity": "medium", "epss": 0.00376, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-32414", "title": "CVE-2025-32414", "description": "In libxml2 before 2.13.8 and 2.14.x before 2.14.2, out-of-bounds memory access can occur in the Python API (Python bindings) because of an incorrect return value. This occurs in xmlPythonFileRead and xmlPythonFileReadRaw because of a difference between bytes and characters.", "references": ["https://gitlab.gnome.org/GNOME/libxml2/-/issues/889", "https://lists.debian.org/debian-lts-announce/2025/04/msg00041.html", "https://nvd.nist.gov/vuln/detail/CVE-2025-32414"], "fixes": ["2.12.7+dfsg+really2.9.14-0.4ubuntu0.1"], "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}]}], "total": 10, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "libxml2", "path": "vulns/ubuntu-25.10/libxml2", "ecosystem": "Ubuntu:25.10"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-10-12T19:52:44.593Z", "early_advisories": [], "license": "Vous pouvez librement utiliser la sélection de PatchFirst et nos ajouts (priorités, alertes précoces, textes, synthèses et agrégats) pour vos propres besoins, y compris les activités internes de votre entreprise. La revente, la distribution commerciale et la mise en miroir massive de cette sélection ou de ces ajouts nécessitent un accord écrit avec l’opérateur. Lors de toute utilisation ou publication de la sélection ou de nos ajouts, citez PatchFirst (https://patchfirst.dev/vulns/) avec ce lien vers la page du flux de votre région. Les enregistrements originaux des sources ouvertes restent soumis à leurs licences et conditions respectives. Ces conditions ne limitent pas vos droits sur les données originales, que vous pouvez obtenir directement auprès de ces sources.", "terms_url": "https://patchfirst.dev/fr/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "PatchFirst sélectionne, normalise et combine les enregistrements ; des synthèses et des traductions peuvent être ajoutées. Les actualités sont accompagnées d’un lien vers la source originale dans chaque entrée.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. DISCLAIMERS ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN PROVIDED BY MITRE ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE."}, {"id": "osv", "name": "OSV", "url": "https://osv.dev/", "terms_url": "https://google.github.io/osv.dev/data/", "terms": "Les licences des bases d’origine varient ; voir le catalogue des sources."}, {"id": "kev", "name": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "license": "CC0-1.0", "terms_url": "https://github.com/cisagov/kev-data/blob/develop/LICENSE"}, {"id": "epss", "name": "FIRST EPSS", "url": "https://www.first.org/epss/", "terms_url": "https://www.first.org/epss/faq", "terms": "Évaluations publiques gratuites ; mention de la source demandée (FIRST EPSS, évaluations produites par Empirical Security)."}, {"id": "github-advisory", "name": "GitHub Advisory Database", "url": "https://github.com/advisories", "license": "CC-BY-4.0", "terms_url": "https://github.com/github/advisory-database/blob/main/LICENSE.md"}, {"id": "exploitdb", "name": "Exploit-DB", "url": "https://www.exploit-db.com/", "license": "GPL-2.0", "terms_url": "https://gitlab.com/exploit-database/exploitdb/-/blob/main/LICENSE.md"}, {"id": "metasploit", "name": "Metasploit", "url": "https://github.com/rapid7/metasploit-framework", "license": "BSD-3-Clause", "terms_url": "https://github.com/rapid7/metasploit-framework/blob/master/LICENSE", "notice": "Copyright (c) 2006-2026, Rapid7, Inc.\nLicense: BSD-3-clause\n Redistribution and use in source and binary forms, with or without modification,\n are permitted provided that the following conditions are met:\n .\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n .\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n .\n * Neither the name of Rapid7, Inc. nor the names of its contributors\n may be used to endorse or promote products derived from this software\n without specific prior written permission.\n .\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR\n ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON\n ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\n SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."}, {"id": "nuclei", "name": "Nuclei Templates", "url": "https://github.com/projectdiscovery/nuclei-templates", "license": "MIT", "terms_url": "https://github.com/projectdiscovery/nuclei-templates/blob/main/LICENSE.md", "notice": "MIT License\n\nCopyright (c) 2025 ProjectDiscovery, Inc.\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE."}, {"id": "linux-kernel", "name": "Linux kernel releases", "url": "https://www.kernel.org/", "license": "CC-BY-SA-4.0", "terms_url": "https://www.kernel.org/legal.html", "notice": "Copyright (C) 1997-2014 by The Linux Kernel Organization, Inc."}]}