{"id":"CVE-2026-64160","summary":"netfs: Fix potential for tearing in -\u003eremote_i_size and -\u003ezero_point","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Fix potential for tearing in -\u003eremote_i_size and -\u003ezero_point\n\nFix potential tearing in using -\u003eremote_i_size and -\u003ezero_point by copying\ni_size_read() and i_size_write() and using the same seqcount as for i_size.\n\nWe need to make sure that netfslib and the filesystems that use it always\nhold i_lock whilst updating any of the sizes to prevent i_size_seqcount\nfrom getting corrupted.","modified":"2026-07-22T03:31:49.818998062Z","published":"2026-07-19T15:40:47.063Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64160.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2c8f4742bb76117d735f92a3932d85239b16c494"},{"type":"WEB","url":"https://git.kernel.org/stable/c/55970f238d495517edc961d55c44c772594d0969"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64160.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64160"},{"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":"4058f742105ecfcbdf99e1139e6c1f74fb8e6db9"},{"fixed":"55970f238d495517edc961d55c44c772594d0969"},{"fixed":"2c8f4742bb76117d735f92a3932d85239b16c494"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-64160.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.18.0"},{"fixed":"7.0.11"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-64160.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}