{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64068","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.030Z","datePublished":"2026-07-19T15:39:45.306Z","dateUpdated":"2026-07-20T13:42:59.631Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-20T13:42:59.631Z"},"descriptions":[{"lang":"en","value":"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."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/read_retry.c","fs/netfs/write_retry.c"],"versions":[{"version":"288ace2f57c9d06dd2e42bd80d03747d879a4068","lessThan":"393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2","status":"affected","versionType":"git"},{"version":"288ace2f57c9d06dd2e42bd80d03747d879a4068","lessThan":"cce18c263e9623872327ba3c956012f73c1179cc","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/read_retry.c","fs/netfs/write_retry.c"],"versions":[{"version":"6.10","status":"affected"},{"version":"0","lessThan":"6.10","status":"unaffected","versionType":"semver"},{"version":"7.0.11","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2"},{"url":"https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179cc"}],"title":"netfs: Fix missing locking around retry adding new subreqs","x_generator":{"engine":"bippy-1.2.0"}}}}