{"schema":"threatline.record/2","record":{"id":"CVE-2026-93801","aliases":[],"summary":"smb/client: zero-initialize stack-allocated cifs_open_info_data","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/client: zero-initialize stack-allocated cifs_open_info_data\n\nStack-allocated cifs_open_info_data may contain random data.\nThis can make some fields have wrong value if they are not set later.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"436cfdbc57d98808fce427d9a8d97691374989b3","lessThan":"2c5db82778f560121efda9e052e2f19c2d807c1b","status":"affected","versionType":"git"},{"version":"fc2f2011d3d84b56f536b4a25a4bb2fa1b13d520","lessThan":"74ff47e6c4213fcfeba2de448d9cbda200507d22","status":"affected","versionType":"git"},{"version":"057ac50638bcece64b3b436d3a61b70ed6c01a34","lessThan":"22532dd88694ed20bdd47523ffa709f166ce776b","status":"affected","versionType":"git"},{"version":"057ac50638bcece64b3b436d3a61b70ed6c01a34","lessThan":"8fce4cf4369c766a3293a05419500cbfde72e60d","status":"affected","versionType":"git"},{"version":"83d3bc866530a36a465b47cce4d2a9def2411960","status":"affected","versionType":"git"},{"version":"6.6.113","lessThan":"6.6.160","status":"affected","versionType":"semver"},{"version":"6.12.54","lessThan":"6.12.111","status":"affected","versionType":"semver"},{"version":"6.17.4","lessThan":"6.18","status":"affected","versionType":"semver"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"6.18","status":"affected"},{"version":"0","lessThan":"6.18","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"2c5db82778f560121efda9e052e2f19c2d807c1b","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"74ff47e6c4213fcfeba2de448d9cbda200507d22","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"22532dd88694ed20bdd47523ffa709f166ce776b","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"8fce4cf4369c766a3293a05419500cbfde72e60d","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"6.6.160","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93801","source_modified_at":"2026-10-21T12:52:38.635Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"6.12.111","basis":"first unaffected version stated in the CVE record"},{"source":"CVE 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List","url":"https://git.kernel.org/stable/c/74ff47e6c4213fcfeba2de448d9cbda200507d22"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/22532dd88694ed20bdd47523ffa709f166ce776b"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/8fce4cf4369c766a3293a05419500cbfde72e60d"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-21T12:52:38.635Z","content_hash":"e371d2833d3adb21dd1d134365c9e319d4450f15f1c191ad8cf63ffe00639a9e"}}