{"api_version":"1","generated_at":"2026-06-03T19:00:49+00:00","cve":"CVE-2026-45864","urls":{"html":"https://cve.report/CVE-2026-45864","api":"https://cve.report/api/cve/CVE-2026-45864.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45864","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45864"},"summary":{"title":"fs/ntfs3: prevent infinite loops caused by the next valid being the same","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: prevent infinite loops caused by the next valid being the same\n\nWhen processing valid within the range [valid : pos), if valid cannot\nbe retrieved correctly, for example, if the retrieved valid value is\nalways the same, this can trigger a potential infinite loop, similar\nto the hung problem reported by syzbot [1].\n\nAdding a check for the valid value within the loop body, and terminating\nthe loop and returning -EINVAL if the value is the same as the current\nvalue, can prevent this.\n\n[1]\nINFO: task syz.4.21:6056 blocked for more than 143 seconds.\nCall Trace:\n rwbase_write_lock+0x14f/0x750 kernel/locking/rwbase_rt.c:244\n inode_lock include/linux/fs.h:1027 [inline]\n ntfs_file_write_iter+0xe6/0x870 fs/ntfs3/file.c:1284","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:16:58","updated_at":"2026-05-27 14:48:31"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/50c822fcb36768f1fb356f05b02a2248ef81936d","name":"https://git.kernel.org/stable/c/50c822fcb36768f1fb356f05b02a2248ef81936d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6d93239b4fc479f7c0a412dd196ec0ca2672d14a","name":"https://git.kernel.org/stable/c/6d93239b4fc479f7c0a412dd196ec0ca2672d14a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4","name":"https://git.kernel.org/stable/c/4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/71c8b966ec56e13c02388c1312910588bb49be7a","name":"https://git.kernel.org/stable/c/71c8b966ec56e13c02388c1312910588bb49be7a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b97e371e5d1c13d722335d46eb8bc1a22b272a0e","name":"https://git.kernel.org/stable/c/b97e371e5d1c13d722335d46eb8bc1a22b272a0e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a47a2bb9aa6455d5cee1045814a60c749309c92b","name":"https://git.kernel.org/stable/c/a47a2bb9aa6455d5cee1045814a60c749309c92b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/27b75ca4e51e3e4554dc85dbf1a0246c66106fd3","name":"https://git.kernel.org/stable/c/27b75ca4e51e3e4554dc85dbf1a0246c66106fd3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-45864","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45864","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 50c822fcb36768f1fb356f05b02a2248ef81936d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 6d93239b4fc479f7c0a412dd196ec0ca2672d14a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 71c8b966ec56e13c02388c1312910588bb49be7a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 b97e371e5d1c13d722335d46eb8bc1a22b272a0e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 a47a2bb9aa6455d5cee1045814a60c749309c92b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4342306f0f0d5ff4315a204d315c1b51b914fca5 27b75ca4e51e3e4554dc85dbf1a0246c66106fd3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.202 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.165 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.128 6.6.* 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":"2026","cve_id":"45864","cve":"CVE-2026-45864","epss":"0.000240000","percentile":"0.073320000","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":"50c822fcb36768f1fb356f05b02a2248ef81936d","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"6d93239b4fc479f7c0a412dd196ec0ca2672d14a","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"71c8b966ec56e13c02388c1312910588bb49be7a","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"b97e371e5d1c13d722335d46eb8bc1a22b272a0e","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"a47a2bb9aa6455d5cee1045814a60c749309c92b","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","versionType":"git"},{"lessThan":"27b75ca4e51e3e4554dc85dbf1a0246c66106fd3","status":"affected","version":"4342306f0f0d5ff4315a204d315c1b51b914fca5","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":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.202","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.165","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","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":"5.15.202","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.165","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.128","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: prevent infinite loops caused by the next valid being the same\n\nWhen processing valid within the range [valid : pos), if valid cannot\nbe retrieved correctly, for example, if the retrieved valid value is\nalways the same, this can trigger a potential infinite loop, similar\nto the hung problem reported by syzbot [1].\n\nAdding a check for the valid value within the loop body, and terminating\nthe loop and returning -EINVAL if the value is the same as the current\nvalue, can prevent this.\n\n[1]\nINFO: task syz.4.21:6056 blocked for more than 143 seconds.\nCall Trace:\n rwbase_write_lock+0x14f/0x750 kernel/locking/rwbase_rt.c:244\n inode_lock include/linux/fs.h:1027 [inline]\n ntfs_file_write_iter+0xe6/0x870 fs/ntfs3/file.c:1284"}],"providerMetadata":{"dateUpdated":"2026-05-27T12:15:43.807Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/50c822fcb36768f1fb356f05b02a2248ef81936d"},{"url":"https://git.kernel.org/stable/c/6d93239b4fc479f7c0a412dd196ec0ca2672d14a"},{"url":"https://git.kernel.org/stable/c/71c8b966ec56e13c02388c1312910588bb49be7a"},{"url":"https://git.kernel.org/stable/c/b97e371e5d1c13d722335d46eb8bc1a22b272a0e"},{"url":"https://git.kernel.org/stable/c/4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4"},{"url":"https://git.kernel.org/stable/c/a47a2bb9aa6455d5cee1045814a60c749309c92b"},{"url":"https://git.kernel.org/stable/c/27b75ca4e51e3e4554dc85dbf1a0246c66106fd3"}],"title":"fs/ntfs3: prevent infinite loops caused by the next valid being the same","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-45864","datePublished":"2026-05-27T12:15:43.807Z","dateReserved":"2026-05-13T15:03:33.080Z","dateUpdated":"2026-05-27T12:15:43.807Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:16:58","lastModifiedDate":"2026-05-27 14:48:31","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"45864","Ordinal":"1","Title":"fs/ntfs3: prevent infinite loops caused by the next valid being ","CVE":"CVE-2026-45864","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45864","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: prevent infinite loops caused by the next valid being the same\n\nWhen processing valid within the range [valid : pos), if valid cannot\nbe retrieved correctly, for example, if the retrieved valid value is\nalways the same, this can trigger a potential infinite loop, similar\nto the hung problem reported by syzbot [1].\n\nAdding a check for the valid value within the loop body, and terminating\nthe loop and returning -EINVAL if the value is the same as the current\nvalue, can prevent this.\n\n[1]\nINFO: task syz.4.21:6056 blocked for more than 143 seconds.\nCall Trace:\n rwbase_write_lock+0x14f/0x750 kernel/locking/rwbase_rt.c:244\n inode_lock include/linux/fs.h:1027 [inline]\n ntfs_file_write_iter+0xe6/0x870 fs/ntfs3/file.c:1284","Type":"Description","Title":"fs/ntfs3: prevent infinite loops caused by the next valid being "}]}}}