{
    "document": {
        "category": "csaf_base",
        "csaf_version": "2.0",
        "distribution": {
            "tlp": {
                "label": "WHITE"
            }
        },
        "lang": "en",
        "notes": [
            {
                "category": "legal_disclaimer",
                "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
            }
        ],
        "publisher": {
            "category": "coordinator",
            "contact_details": "cert@ncsc.nl",
            "name": "National Cyber Security Centre",
            "namespace": "https://www.ncsc.nl/"
        },
        "title": "CVE-2025-15576",
        "tracking": {
            "current_release_date": "2026-03-23T06:01:46.659179Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
                }
            },
            "id": "CVE-2025-15576",
            "initial_release_date": "2026-02-25T12:05:40.651131Z",
            "revision_history": [
                {
                    "date": "2026-02-25T12:05:40.651131Z",
                    "number": "1",
                    "summary": "CVE created.| Source created.| CVE status created. (valid)| Products connected (3).| References created (4)."
                },
                {
                    "date": "2026-02-25T12:05:42.801812Z",
                    "number": "2",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2026-03-09T12:25:46.465881Z",
                    "number": "3",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| References created (1).| CWES updated (1)."
                },
                {
                    "date": "2026-03-09T12:25:57.821320Z",
                    "number": "4",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-09T12:38:36.727671Z",
                    "number": "5",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| Products created (2).| References created (1).| CWES updated (1)."
                },
                {
                    "date": "2026-03-09T12:38:39.305431Z",
                    "number": "6",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-09T15:47:36.114024Z",
                    "number": "7",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-09T16:32:41.069295Z",
                    "number": "8",
                    "summary": "Source created.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-09T16:32:47.457864Z",
                    "number": "9",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-10T19:39:29.709936Z",
                    "number": "10",
                    "summary": "CVSS created.| Unknown change."
                },
                {
                    "date": "2026-03-10T19:39:35.454825Z",
                    "number": "11",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-10T21:27:07.581917Z",
                    "number": "12",
                    "summary": "CVSS created."
                },
                {
                    "date": "2026-03-10T21:27:09.857697Z",
                    "number": "13",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-17T16:30:13.792130Z",
                    "number": "14",
                    "summary": "Products connected (19).| Product Identifiers created (19)."
                },
                {
                    "date": "2026-03-17T16:30:23.451169Z",
                    "number": "15",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-20T07:32:43.763425Z",
                    "number": "16",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-20T07:32:46.575897Z",
                    "number": "17",
                    "summary": "NCSC Score updated."
                }
            ],
            "status": "interim",
            "version": "17"
        }
    },
    "product_tree": {
        "branches": [
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:release/13.5-release|<p10",
                                "product": {
                                    "name": "vers:release/13.5-release|<p10",
                                    "product_id": "CSAFPID-5771683"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:release/14.3-release|<p9",
                                "product": {
                                    "name": "vers:release/14.3-release|<p9",
                                    "product_id": "CSAFPID-5771682"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5",
                                "product": {
                                    "name": "vers:unknown/13.5",
                                    "product_id": "CSAFPID-5837969",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:-:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p1",
                                "product": {
                                    "name": "vers:unknown/13.5-p1",
                                    "product_id": "CSAFPID-5837970",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p1:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p2",
                                "product": {
                                    "name": "vers:unknown/13.5-p2",
                                    "product_id": "CSAFPID-5837971",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p2:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p3",
                                "product": {
                                    "name": "vers:unknown/13.5-p3",
                                    "product_id": "CSAFPID-5837972",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p3:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p4",
                                "product": {
                                    "name": "vers:unknown/13.5-p4",
                                    "product_id": "CSAFPID-5837973",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p4:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p5",
                                "product": {
                                    "name": "vers:unknown/13.5-p5",
                                    "product_id": "CSAFPID-5837974",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p5:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p6",
                                "product": {
                                    "name": "vers:unknown/13.5-p6",
                                    "product_id": "CSAFPID-5837975",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p6:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p7",
                                "product": {
                                    "name": "vers:unknown/13.5-p7",
                                    "product_id": "CSAFPID-5837976",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p7:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p8",
                                "product": {
                                    "name": "vers:unknown/13.5-p8",
                                    "product_id": "CSAFPID-5837985",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p8:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/13.5-p9",
                                "product": {
                                    "name": "vers:unknown/13.5-p9",
                                    "product_id": "CSAFPID-5837986",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:13.5:p9:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3",
                                "product": {
                                    "name": "vers:unknown/14.3",
                                    "product_id": "CSAFPID-5837977",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:-:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p1",
                                "product": {
                                    "name": "vers:unknown/14.3-p1",
                                    "product_id": "CSAFPID-5837978",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p1:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p2",
                                "product": {
                                    "name": "vers:unknown/14.3-p2",
                                    "product_id": "CSAFPID-5837979",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p2:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p3",
                                "product": {
                                    "name": "vers:unknown/14.3-p3",
                                    "product_id": "CSAFPID-5837980",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p3:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p4",
                                "product": {
                                    "name": "vers:unknown/14.3-p4",
                                    "product_id": "CSAFPID-5837981",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p4:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p5",
                                "product": {
                                    "name": "vers:unknown/14.3-p5",
                                    "product_id": "CSAFPID-5837982",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p5:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p6",
                                "product": {
                                    "name": "vers:unknown/14.3-p6",
                                    "product_id": "CSAFPID-5837983",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p6:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p7",
                                "product": {
                                    "name": "vers:unknown/14.3-p7",
                                    "product_id": "CSAFPID-5837987",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p7:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/14.3-p8",
                                "product": {
                                    "name": "vers:unknown/14.3-p8",
                                    "product_id": "CSAFPID-5837988",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:freebsd:freebsd:14.3:p8:*:*:*:*:*:*"
                                    }
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "FreeBSD"
                    }
                ],
                "category": "vendor",
                "name": "FreeBSD"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<13.4",
                                "product": {
                                    "name": "vers:unknown/<13.4",
                                    "product_id": "CSAFPID-1388597"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<13.5",
                                "product": {
                                    "name": "vers:unknown/<13.5",
                                    "product_id": "CSAFPID-5134145"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<14.3",
                                "product": {
                                    "name": "vers:unknown/<14.3",
                                    "product_id": "CSAFPID-5134143"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "FreeBSD OS"
                    }
                ],
                "category": "vendor",
                "name": "FreeBSD Project"
            }
        ]
    },
    "vulnerabilities": [
        {
            "cve": "CVE-2025-15576",
            "cwe": {
                "id": "CWE-488",
                "name": "Exposure of Data Element to Wrong Session"
            },
            "notes": [
                {
                    "category": "description",
                    "text": "If two sibling jails are restricted to separate filesystem trees, which is to say that neither of the two jail root directories is an ancestor of the other, jailed processes may nonetheless be able to access a shared directory via a nullfs mount, if the administrator has configured one.\n\nIn this case, cooperating processes in the two jails may establish a connection using a unix domain socket and exchange directory descriptors with each other.\n\nWhen performing a filesystem name lookup, at each step of the lookup, the kernel checks whether the lookup would descend below the jail root of the current process.  If the jail root directory is not encountered, the lookup continues.\n\nIn a configuration where processes in two different jails are able to exchange file descriptors using a unix domain socket, it is possible for a jailed process to receive a directory for a descriptor that is below that process' jail root.  This enables full filesystem access for a jailed process, breaking the chroot.\n\nNote that the system administrator is still responsible for ensuring that an unprivileged user on the jail host is not able to pass directory descriptors to a jailed process, even in a patched kernel.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2025-15576"
                },
                {
                    "category": "description",
                    "text": "If two sibling jails are restricted to separate filesystem trees, which is to say that neither of the two jail root directories is an ancestor of the other, jailed processes may nonetheless be able to access a shared directory via a nullfs mount, if the administrator has configured one.\n\nIn this case, cooperating processes in the two jails may establish a connection using a unix domain socket and exchange directory descriptors with each other.\n\nWhen performing a filesystem name lookup, at each step of the lookup, the kernel checks whether the lookup would descend below the jail root of the current process.  If the jail root directory is not encountered, the lookup continues.\n\nIn a configuration where processes in two different jails are able to exchange file descriptors using a unix domain socket, it is possible for a jailed process to receive a directory for a descriptor that is below that process' jail root.  This enables full filesystem access for a jailed process, breaking the chroot.\n\nNote that the system administrator is still responsible for ensuring that an unprivileged user on the jail host is not able to pass directory descriptors to a jailed process, even in a patched kernel.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2025-15576"
                },
                {
                    "category": "other",
                    "text": "0.00013",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "5.5",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "There is product data available from source Certbundde, There is product data available from source Nvd",
                    "title": "NCSC Score top increasing factors"
                },
                {
                    "category": "other",
                    "text": "The value of the most recent EPSS score",
                    "title": "NCSC Score top decreasing factors"
                }
            ],
            "product_status": {
                "known_affected": [
                    "CSAFPID-1388597",
                    "CSAFPID-5134143",
                    "CSAFPID-5134145",
                    "CSAFPID-5771682",
                    "CSAFPID-5771683",
                    "CSAFPID-5837969",
                    "CSAFPID-5837970",
                    "CSAFPID-5837971",
                    "CSAFPID-5837972",
                    "CSAFPID-5837973",
                    "CSAFPID-5837974",
                    "CSAFPID-5837975",
                    "CSAFPID-5837976",
                    "CSAFPID-5837977",
                    "CSAFPID-5837978",
                    "CSAFPID-5837979",
                    "CSAFPID-5837980",
                    "CSAFPID-5837981",
                    "CSAFPID-5837982",
                    "CSAFPID-5837983",
                    "CSAFPID-5837985",
                    "CSAFPID-5837986",
                    "CSAFPID-5837987",
                    "CSAFPID-5837988"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0506.json"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15576"
                },
                {
                    "category": "external",
                    "summary": "Source raw - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-15576"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2025-15576"
                },
                {
                    "category": "external",
                    "summary": "Source raw - cveprojectv5",
                    "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/15xxx/CVE-2025-15576.json"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-15576"
                },
                {
                    "category": "external",
                    "summary": "Source raw - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=40000"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=40000"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0506.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0506"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde; cveprojectv5; nvd",
                    "url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:04.jail.asc"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://security.freebsd.org/advisories/FreeBSD-SA-26:05.route.asc"
                }
            ],
            "scores": [
                {
                    "cvss_v3": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    },
                    "products": [
                        "CSAFPID-1388597",
                        "CSAFPID-5134143",
                        "CSAFPID-5134145",
                        "CSAFPID-5771682",
                        "CSAFPID-5771683",
                        "CSAFPID-5837969",
                        "CSAFPID-5837970",
                        "CSAFPID-5837971",
                        "CSAFPID-5837972",
                        "CSAFPID-5837973",
                        "CSAFPID-5837974",
                        "CSAFPID-5837975",
                        "CSAFPID-5837976",
                        "CSAFPID-5837977",
                        "CSAFPID-5837978",
                        "CSAFPID-5837979",
                        "CSAFPID-5837980",
                        "CSAFPID-5837981",
                        "CSAFPID-5837982",
                        "CSAFPID-5837983",
                        "CSAFPID-5837985",
                        "CSAFPID-5837986",
                        "CSAFPID-5837987",
                        "CSAFPID-5837988"
                    ]
                }
            ],
            "title": "CVE-2025-15576"
        }
    ]
}