{"id":"CVE-2026-72206","summary":"ntfs: validate index block header more strictly","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: validate index block header more strictly\n\nModify ntfs_index_block_inconsisent() to perform stricter validation of\nINDEX_HEADER geometry in INDX blocks, and update\nntfs_lookup_inode_by_name() to use that function to validate INDX\nblocks.","modified":"2026-08-20T03:30:21.623923001Z","published":"2026-08-15T05:54:02.534Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72206.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/14bc34fe948523dc2b0174691f9af9e74eb4f3fd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/34a49b3e94a50f45b62c6e6f574f676a079ba23e"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72206.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72206"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1e9ea7e04472d4e5e12e58c881eaacfb3e49b669"},{"fixed":"34a49b3e94a50f45b62c6e6f574f676a079ba23e"},{"fixed":"14bc34fe948523dc2b0174691f9af9e74eb4f3fd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72206.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.1.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72206.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}