{"api_version":"1","generated_at":"2026-08-15T02:30:14+00:00","cve":"CVE-2026-68168","urls":{"html":"https://cve.report/CVE-2026-68168","api":"https://cve.report/api/cve/CVE-2026-68168.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68168","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68168"},"summary":{"title":"afs: Fix afs_edit_dir_remove() to get, not find, block 0","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix afs_edit_dir_remove() to get, not find, block 0\n\nFix afs_edit_dir_remove() to use afs_dir_get_block() to get block 0 rather\nthan afs_dir_find_block() as the latter caches the found block in the\nafs_dir_iter and may[*] switch out the page it's on if another\nafs_dir_find_block() is done.  This parallels what afs_edit_dir_add() does.\n\n[*] There's more than one block per page.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:03","updated_at":"2026-08-10 13:20:03"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/62d9853aa4ce6e9797b6949804891be14b219752","name":"https://git.kernel.org/stable/c/62d9853aa4ce6e9797b6949804891be14b219752","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f2b293359924117736218701ebd8b40618d73e6f","name":"https://git.kernel.org/stable/c/f2b293359924117736218701ebd8b40618d73e6f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bfdfc7782ada6f3a4df7182889b66039f8e4131c","name":"https://git.kernel.org/stable/c/bfdfc7782ada6f3a4df7182889b66039f8e4131c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68168","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68168","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e f2b293359924117736218701ebd8b40618d73e6f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e bfdfc7782ada6f3a4df7182889b66039f8e4131c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e 62d9853aa4ce6e9797b6949804891be14b219752 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.14 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/afs/dir_edit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f2b293359924117736218701ebd8b40618d73e6f","status":"affected","version":"a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e","versionType":"git"},{"lessThan":"bfdfc7782ada6f3a4df7182889b66039f8e4131c","status":"affected","version":"a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e","versionType":"git"},{"lessThan":"62d9853aa4ce6e9797b6949804891be14b219752","status":"affected","version":"a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/afs/dir_edit.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.14"},{"lessThan":"6.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"6.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"6.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"6.14","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix afs_edit_dir_remove() to get, not find, block 0\n\nFix afs_edit_dir_remove() to use afs_dir_get_block() to get block 0 rather\nthan afs_dir_find_block() as the latter caches the found block in the\nafs_dir_iter and may[*] switch out the page it's on if another\nafs_dir_find_block() is done.  This parallels what afs_edit_dir_add() does.\n\n[*] There's more than one block per page."}],"providerMetadata":{"dateUpdated":"2026-08-10T11:59:36.633Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/f2b293359924117736218701ebd8b40618d73e6f"},{"url":"https://git.kernel.org/stable/c/bfdfc7782ada6f3a4df7182889b66039f8e4131c"},{"url":"https://git.kernel.org/stable/c/62d9853aa4ce6e9797b6949804891be14b219752"}],"title":"afs: Fix afs_edit_dir_remove() to get, not find, block 0","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68168","datePublished":"2026-08-10T11:59:36.633Z","dateReserved":"2026-07-30T09:28:09.372Z","dateUpdated":"2026-08-10T11:59:36.633Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:03","lastModifiedDate":"2026-08-10 13:20:03","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68168","Ordinal":"1","Title":"afs: Fix afs_edit_dir_remove() to get, not find, block 0","CVE":"CVE-2026-68168","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68168","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix afs_edit_dir_remove() to get, not find, block 0\n\nFix afs_edit_dir_remove() to use afs_dir_get_block() to get block 0 rather\nthan afs_dir_find_block() as the latter caches the found block in the\nafs_dir_iter and may[*] switch out the page it's on if another\nafs_dir_find_block() is done.  This parallels what afs_edit_dir_add() does.\n\n[*] There's more than one block per page.","Type":"Description","Title":"afs: Fix afs_edit_dir_remove() to get, not find, block 0"}]}}}