{"api_version":"1","generated_at":"2026-10-24T02:45:24+00:00","cve":"CVE-2025-40195","urls":{"html":"https://cve.report/CVE-2025-40195","api":"https://cve.report/api/cve/CVE-2025-40195.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-40195","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-40195"},"summary":{"title":"mount: handle NULL values in mnt_ns_release()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmount: handle NULL values in mnt_ns_release()\n\nWhen calling in listmount() mnt_ns_release() may be passed a NULL\npointer. Handle that case gracefully.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-11-12 22:15:46","updated_at":"2026-10-19 21:10:00"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995","name":"https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6","name":"https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd","name":"https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-40195","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40195","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1901c92497bd90caf608a474f1bf4d8795b372a2 2d68f8a7379d9c61005e982600c61948d4d019bd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1901c92497bd90caf608a474f1bf4d8795b372a2 99ae3e70a293834d0274c46a37120c71a24a4995 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1901c92497bd90caf608a474f1bf4d8795b372a2 6c7ca6a02f8f9549a438a08a23c6327580ecf3d6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.11","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.11 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.54 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17.4 6.17.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"40195","cve":"CVE-2025-40195","epss":"0.001970000","percentile":"0.088400000","score_date":"2026-10-19","updated_at":"2026-10-20 00:13:48"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/namespace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2d68f8a7379d9c61005e982600c61948d4d019bd","status":"affected","version":"1901c92497bd90caf608a474f1bf4d8795b372a2","versionType":"git"},{"lessThan":"99ae3e70a293834d0274c46a37120c71a24a4995","status":"affected","version":"1901c92497bd90caf608a474f1bf4d8795b372a2","versionType":"git"},{"lessThan":"6c7ca6a02f8f9549a438a08a23c6327580ecf3d6","status":"affected","version":"1901c92497bd90caf608a474f1bf4d8795b372a2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/namespace.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.54","versionType":"semver"},{"lessThanOrEqual":"6.17.*","status":"unaffected","version":"6.17.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.18","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.54","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.17.4","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18","versionStartIncluding":"6.11","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmount: handle NULL values in mnt_ns_release()\n\nWhen calling in listmount() mnt_ns_release() may be passed a NULL\npointer. Handle that case gracefully."}],"providerMetadata":{"dateUpdated":"2026-05-11T21:44:35.867Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bd"},{"url":"https://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995"},{"url":"https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6"}],"title":"mount: handle NULL values in mnt_ns_release()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-40195","datePublished":"2025-11-12T21:56:32.311Z","dateReserved":"2025-04-16T07:20:57.178Z","dateUpdated":"2026-05-11T21:44:35.867Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-11-12 22:15:46","lastModifiedDate":"2026-10-19 21:10:00","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"40195","Ordinal":"1","Title":"mount: handle NULL values in mnt_ns_release()","CVE":"CVE-2025-40195","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"40195","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmount: handle NULL values in mnt_ns_release()\n\nWhen calling in listmount() mnt_ns_release() may be passed a NULL\npointer. Handle that case gracefully.","Type":"Description","Title":"mount: handle NULL values in mnt_ns_release()"}]}}}