{"id":"CVE-2026-93801","title":"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…","summary":"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…","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","vendor":"Linux","product":"Linux","affected":["Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 74ff47e6c4213fcfeba2de448d9cbda200507d22","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 22532dd88694ed20bdd47523ffa709f166ce776b","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8fce4cf4369c766a3293a05419500cbfde72e60d","Linux < 6.12.111","Linux < 6.18.53","Linux (all versions)"],"published":"2026-09-24","updated":"2026-09-25","sourceUpdated":"2026-09-25T13:17:20.957","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93801","references":[{"url":"https://git.kernel.org/stable/c/22532dd88694ed20bdd47523ffa709f166ce776b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/74ff47e6c4213fcfeba2de448d9cbda200507d22","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8fce4cf4369c766a3293a05419500cbfde72e60d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2c5db82778f560121efda9e052e2f19c2d807c1b"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-24T16:47:15.898Z","epss":0.00126,"epssPercentile":0.02265,"slug":"CVE-2026-93801","body":"## Overview\n\nIn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":210555,"id":"CVE-2026-93801","ts":1790316054746,"field":"cvss","old":null,"new":"7"},{"seq":210554,"id":"CVE-2026-93801","ts":1790316054746,"field":"severity","old":"none","new":"high"}]}