{"id":"CVE-2026-45864","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-45864","generatedAt":"2026-10-27T23:56:54.430Z","title":"In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: prevent infinite loops caused by the next valid being the same When processing valid within the range [valid : pos), if valid cannot be retrieved correctly, for example, if…","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","published":"2026-05-27T14:16:59.000Z","lastModified":"2026-06-25T21:07:13.000Z","status":"Analyzed","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-835"],"affected":["linux/linux kernel"],"epss":{"score":0.0016,"percentile":0.05191,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.16%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/27b75ca4e51e3e4554dc85dbf1a0246c66106fd3","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4bf3bafb8e0635ed93e3cd4156dcbcc0fb960cb4","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/50c822fcb36768f1fb356f05b02a2248ef81936d","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6d93239b4fc479f7c0a412dd196ec0ca2672d14a","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/71c8b966ec56e13c02388c1312910588bb49be7a","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a47a2bb9aa6455d5cee1045814a60c749309c92b","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b97e371e5d1c13d722335d46eb8bc1a22b272a0e","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45864","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}