{"api_version":"1","generated_at":"2026-06-04T21:57:18+00:00","cve":"CVE-2025-71311","urls":{"html":"https://cve.report/CVE-2025-71311","api":"https://cve.report/api/cve/CVE-2025-71311.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-71311","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71311"},"summary":{"title":"fs/ntfs3: Initialize new folios before use","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Initialize new folios before use\n\nKMSAN reports an uninitialized value in longest_match_std(), invoked\nfrom ntfs_compress_write(). When new folios are allocated without being\nmarked uptodate and ni_read_frame() is skipped because the caller expects\nthe frame to be completely overwritten, some reserved folios may remain\nonly partially filled, leaving the rest memory uninitialized.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:16:43","updated_at":"2026-05-27 14:48:31"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/41d79f8e2a36622d148719bf7c18b46ac1264284","name":"https://git.kernel.org/stable/c/41d79f8e2a36622d148719bf7c18b46ac1264284","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f223ebffa185cc8da934333c5a31ff2d4f992dc9","name":"https://git.kernel.org/stable/c/f223ebffa185cc8da934333c5a31ff2d4f992dc9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/dd6c81527d097b3b0bf5a15c2fdc9657d045144c","name":"https://git.kernel.org/stable/c/dd6c81527d097b3b0bf5a15c2fdc9657d045144c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5a30cc03bde169ad558695b26da6ea7e55f6194a","name":"https://git.kernel.org/stable/c/5a30cc03bde169ad558695b26da6ea7e55f6194a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71311","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71311","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 dd6c81527d097b3b0bf5a15c2fdc9657d045144c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 5a30cc03bde169ad558695b26da6ea7e55f6194a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 41d79f8e2a36622d148719bf7c18b46ac1264284 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2 f223ebffa185cc8da934333c5a31ff2d4f992dc9 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 6.12.75 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.14 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.4 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"71311","cve":"CVE-2025-71311","epss":"0.000180000","percentile":"0.048460000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ntfs3/file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"dd6c81527d097b3b0bf5a15c2fdc9657d045144c","status":"affected","version":"584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2","versionType":"git"},{"lessThan":"5a30cc03bde169ad558695b26da6ea7e55f6194a","status":"affected","version":"584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2","versionType":"git"},{"lessThan":"41d79f8e2a36622d148719bf7c18b46ac1264284","status":"affected","version":"584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2","versionType":"git"},{"lessThan":"f223ebffa185cc8da934333c5a31ff2d4f992dc9","status":"affected","version":"584f60ba22f79c89e6708ab82a5b5d9b8fa21fb2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/ntfs3/file.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":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.11","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Initialize new folios before use\n\nKMSAN reports an uninitialized value in longest_match_std(), invoked\nfrom ntfs_compress_write(). When new folios are allocated without being\nmarked uptodate and ni_read_frame() is skipped because the caller expects\nthe frame to be completely overwritten, some reserved folios may remain\nonly partially filled, leaving the rest memory uninitialized."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:24:02.532Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/dd6c81527d097b3b0bf5a15c2fdc9657d045144c"},{"url":"https://git.kernel.org/stable/c/5a30cc03bde169ad558695b26da6ea7e55f6194a"},{"url":"https://git.kernel.org/stable/c/41d79f8e2a36622d148719bf7c18b46ac1264284"},{"url":"https://git.kernel.org/stable/c/f223ebffa185cc8da934333c5a31ff2d4f992dc9"}],"title":"fs/ntfs3: Initialize new folios before use","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-71311","datePublished":"2026-05-27T12:24:02.532Z","dateReserved":"2026-05-27T12:23:27.414Z","dateUpdated":"2026-05-27T12:24:02.532Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:16:43","lastModifiedDate":"2026-05-27 14:48:31","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"71311","Ordinal":"1","Title":"fs/ntfs3: Initialize new folios before use","CVE":"CVE-2025-71311","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"71311","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Initialize new folios before use\n\nKMSAN reports an uninitialized value in longest_match_std(), invoked\nfrom ntfs_compress_write(). When new folios are allocated without being\nmarked uptodate and ni_read_frame() is skipped because the caller expects\nthe frame to be completely overwritten, some reserved folios may remain\nonly partially filled, leaving the rest memory uninitialized.","Type":"Description","Title":"fs/ntfs3: Initialize new folios before use"}]}}}