{"id":"CVE-2026-64068","title":"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 e…","summary":"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 e…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-667"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 6.10, < 7.0.11","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.11"],"published":"2026-07-19","updated":"2026-09-07","sourceUpdated":"2026-09-07T16:17:29.043","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64068","references":[{"url":"https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179cc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d5c9d19b0ff2f7153532ac238a5e96fed2df315c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00342,"epssPercentile":0.27771,"ingestedAt":"2026-09-04T04:14:25.659Z","slug":"CVE-2026-64068","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `linux_kernel >= 6.10, < 7.0.11`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.11`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}