{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64157","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.038Z","datePublished":"2026-07-19T15:40:44.964Z","dateUpdated":"2026-07-19T15:40:44.964Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-19T15:40:44.964Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Fix partial invalidation of streaming-write folio\n\nIn netfs_invalidate_folio(), if the region of a partial invalidation\noverlaps the front (but not all) of a dirty write cached in a streaming\nwrite page (dirty, but not uptodate, with the dirty region tracked by a\nnetfs_folio struct), the function modifies the dirty region - but\nincorrectly as it moves the region forward by setting the start to the\nstart, not the end, of the invalidation region.\n\nFix this by setting finfo->dirty_offset to the end of the invalidation\nregion (iend)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/misc.c"],"versions":[{"version":"cce6bfa6ca0e30af9927b0074c97fe6a92f28092","lessThan":"f6b2569ae29b666fd15ff2848684c445ba442a39","status":"affected","versionType":"git"},{"version":"cce6bfa6ca0e30af9927b0074c97fe6a92f28092","lessThan":"3d9601c029b934b5b6a10f99791467b10eb6b211","status":"affected","versionType":"git"},{"version":"cce6bfa6ca0e30af9927b0074c97fe6a92f28092","lessThan":"6a3d27116be2c5fb9a03d5cf37c486ac517f3689","status":"affected","versionType":"git"},{"version":"cce6bfa6ca0e30af9927b0074c97fe6a92f28092","lessThan":"6d91acc7fb85d33ea58fca9b964a32a453937f4b","status":"affected","versionType":"git"},{"version":"e2814004138a541110d4b2dc254a8f619c2c4ce0","status":"affected","versionType":"git"},{"version":"6.10.8","lessThan":"6.11","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/netfs/misc.c"],"versions":[{"version":"6.11","status":"affected"},{"version":"0","lessThan":"6.11","status":"unaffected","versionType":"semver"},{"version":"6.12.92","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.34","lessThanOrEqual":"6.18.*","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":"6.11","versionEndExcluding":"6.12.92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.18.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f6b2569ae29b666fd15ff2848684c445ba442a39"},{"url":"https://git.kernel.org/stable/c/3d9601c029b934b5b6a10f99791467b10eb6b211"},{"url":"https://git.kernel.org/stable/c/6a3d27116be2c5fb9a03d5cf37c486ac517f3689"},{"url":"https://git.kernel.org/stable/c/6d91acc7fb85d33ea58fca9b964a32a453937f4b"}],"title":"netfs: Fix partial invalidation of streaming-write folio","x_generator":{"engine":"bippy-1.2.0"}}}}