{"schema_version":"1.9.0","id":"CVE-2026-64068","published":"2026-07-19T15:39:45.306Z","modified":"2026-09-09T03:30:30.605462113Z","summary":"netfs: Fix missing locking around retry adding new subreqs","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Fix missing locking around retry adding new subreqs\n\nFix netfs_retry_read_subrequests() and netfs_retry_write_stream() to take\nthe appropriate lock when adding extra subrequests into\nstream->subrequests.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"288ace2f57c9d06dd2e42bd80d03747d879a4068"},{"fixed":"d5c9d19b0ff2f7153532ac238a5e96fed2df315c"},{"fixed":"393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2"},{"fixed":"cce18c263e9623872327ba3c956012f73c1179cc"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64068.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.10.0"},{"fixed":"6.18.50"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.11"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-64068.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179cc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d5c9d19b0ff2f7153532ac238a5e96fed2df315c"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64068.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64068"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64068.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}