{"kind": "product", "path": "vulns/ubuntu-25.10/samba", "name": "samba", "product": "samba", "ecosystem": "Ubuntu:25.10", "items": [{"id": "CVE-2026-3238", "noindex": false, "published": "2026-06-08T07:34:20.690Z", "modified": "2026-09-01T12:04:44.500Z", "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": 0.02669, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-3238", "title": "Samba: denial of service against ad dc wins server", "description": "A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the WINS service using specially crafted UDP packets.", "references": ["https://access.redhat.com/security/cve/CVE-2026-3238", "https://bugzilla.redhat.com/show_bug.cgi?id=2486176", "https://www.samba.org/samba/security/CVE-2026-3238.html"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-4408", "noindex": false, "published": "2026-05-28T07:25:27.169Z", "modified": "2026-10-08T21:02:26.752Z", "cvss": 9, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "severity": "critical", "epss": 0.02501, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-4408", "title": "Samba: remote code execution in samr", "description": "A flaw was found in Samba. A remote attacker can exploit a misconfiguration in Samba file servers and classic domain controllers that use the \"check password script\" feature. If this script is configured with the %u substitution character, the client-controlled username is passed without proper escaping of shell meta-characters. This vulnerability allows an attacker to achieve remote command execution on the affected system. This issue primarily affects non-standard configurations where the \"check password script\" is used with %u and the samba-dcerpcd service is started as a system service.", "references": ["https://access.redhat.com/errata/RHSA-2026:22644", "https://access.redhat.com/errata/RHSA-2026:22963", "https://access.redhat.com/errata/RHSA-2026:25049"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-1933", "noindex": false, "published": "2026-05-27T12:28:44.600Z", "modified": "2026-10-08T20:43:55.967Z", "cvss": 7.1, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H", "severity": "high", "epss": 0.00862, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-1933", "title": "Samba: missing access check on reparse point operations", "description": "A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with underlying filesystem write permissions may create or delete reparse point metadata through SMB operations even on read-only exports. This could allow modification of SMB-visible file behavior, including converting files into symbolic links or other reparse point types.", "references": ["https://access.redhat.com/errata/RHSA-2026:22644", "https://access.redhat.com/errata/RHSA-2026:22963", "https://access.redhat.com/errata/RHSA-2026:25049"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-2340", "noindex": false, "published": "2026-05-27T12:09:32.601Z", "modified": "2026-10-15T16:58:45.339Z", "cvss": 6.5, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "severity": "medium", "epss": 0.00939, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-2340", "title": "Samba: vfs_worm does not block directory modification", "description": "A flaw was found in Samba’s vfs_worm module. The module is intended to provide write-once, read-many (WORM) protections by preventing modification of files after a configurable grace period. Due to insufficient validation during rename operations, an authenticated user with write access to a share could overwrite a protected file by renaming a newly created file over the existing WORM-protected file.", "references": ["https://access.redhat.com/errata/RHSA-2026:22644", "https://access.redhat.com/errata/RHSA-2026:22963", "https://access.redhat.com/errata/RHSA-2026:25049"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-3012", "noindex": false, "published": "2026-05-27T10:02:21.767Z", "modified": "2026-10-15T16:40:13.641Z", "cvss": 8, "cvss_vector": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N", "severity": "high", "epss": 0.00261, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-3012", "title": "Samba: group policy certificate enrollment uses http:// without validation", "description": "A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability to intercept or redirect network traffic could exploit this behavior to supply a malicious certificate authority certificate, potentially allowing interception or spoofing of trusted communications.", "references": ["https://access.redhat.com/errata/RHSA-2026:22644", "https://access.redhat.com/errata/RHSA-2026:22963", "https://access.redhat.com/errata/RHSA-2026:25049"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2026-4480", "noindex": false, "published": "2026-05-26T13:56:32.355Z", "modified": "2026-09-01T12:04:44.240Z", "cvss": 9, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "severity": "critical", "epss": 0.1393, "kev": false, "exploits": ["nuclei", "public-poc"], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-4480", "title": "Samba: samba: remote code execution in printing subsystem via unescaped job description", "description": "A flaw was found in the Samba printing subsystem. Samba passes the client-controlled job description string to the command configured with the \"print command\" setting via the \"%J\"\nsubstitution character without escaping shell meta characters. A remote attacker could exploit this vulnerability by sending a specially crafted print job description that contains unescaped shell characters. This could lead to remote code execution on the affected system.", "references": ["https://access.redhat.com/errata/RHSA-2026:22644", "https://access.redhat.com/errata/RHSA-2026:22963", "https://access.redhat.com/errata/RHSA-2026:25049"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.4"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-10230", "noindex": false, "published": "2025-11-07T19:42:06.624Z", "modified": "2026-08-31T11:24:35.193Z", "cvss": 10, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "severity": "critical", "epss": 0.39769, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-10230", "title": "Samba: command injection in wins server hook script", "description": "A flaw was found in Samba, in the front-end WINS hook handling: NetBIOS names from registration packets are passed to a shell without proper validation or escaping. Unsanitized NetBIOS name data from WINS registration packets are inserted into a shell command and executed by the Samba Active Directory Domain Controller’s wins hook, allowing an unauthenticated network attacker to achieve remote command execution as the Samba process.", "references": ["https://access.redhat.com/security/cve/CVE-2025-10230", "https://bugzilla.redhat.com/show_bug.cgi?id=2394377", "https://www.samba.org/samba/history/security.html"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.1"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}, {"id": "CVE-2025-9640", "noindex": false, "published": "2025-10-15T12:47:29.871Z", "modified": "2026-09-01T12:08:39.850Z", "cvss": 4.3, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "severity": "medium", "epss": 0.00462, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2025-9640", "title": "Samba: vfs_streams_xattr uninitialized memory write possible", "description": "A flaw was found in Samba, in the vfs_streams_xattr module, where uninitialized heap memory could be written into alternate data streams. This allows an authenticated user to read residual memory content that may include sensitive data, resulting in an information disclosure vulnerability.", "references": ["https://access.redhat.com/security/cve/CVE-2025-9640", "https://bugzilla.redhat.com/show_bug.cgi?id=2391698", "https://www.samba.org/samba/history/security.html"], "fixes": ["2:4.22.3+dfsg-4ubuntu2.1"], "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "ecosystem": "Ubuntu:25.10"}]}], "total": 8, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "samba", "path": "vulns/ubuntu-25.10/samba", "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": "2026-10-15T16:58:45.339Z", "early_advisories": [], "license": "Puedes utilizar libremente la selección de PatchFirst y nuestras aportaciones (prioridades, alertas tempranas, textos, resúmenes y agregados) para tus propios fines, incluido el uso interno de tu empresa. La reventa, la distribución comercial y la creación masiva de réplicas de esta selección o de estas aportaciones requieren un acuerdo escrito con el operador. Siempre que uses o publiques la selección o nuestras aportaciones, cita a PatchFirst (https://patchfirst.dev/vulns/) con este enlace a la página del flujo de tu región. Los registros originales de fuentes abiertas siguen sujetos a sus respectivas licencias y condiciones. Estas condiciones no limitan tus derechos sobre los datos originales, que puedes obtener directamente de esas fuentes.", "terms_url": "https://patchfirst.dev/es/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "PatchFirst selecciona, normaliza y combina los registros; se pueden añadir resúmenes y traducciones. Las noticias incluyen un enlace a la fuente original en cada entrada.", "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": "Las licencias de las bases originales varían; consulta el catálogo de fuentes."}, {"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": "Puntuaciones públicas gratuitas; se solicita atribución (FIRST EPSS, puntuaciones generadas por 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."}]}