{"id":"CVE-2025-40286","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: fix possible memory leak in smb2_read()\n\nMemory leak occurs when ksmbd_vfs_read() fails.\nFix this by adding the missing kvfree().","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: fix possible memory leak in smb2_read()\n\nMemory leak occurs when ksmbd_vfs_read() fails.\nFix this by adding the missing kvfree().","severity":"none","published":"2025-12-06","updated":"2026-10-15","sourceUpdated":"2026-10-15T19:10:00.173","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-40286","references":[{"url":"https://git.kernel.org/stable/c/0797c6cf3b857cc229ab2bc69552938dcd738d78","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/63d8706a2c09a0c29b8b0e8a44bc7a1339685de9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6fced056d2cc8d01b326e6fcfabaacb9850b71a4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bfda5422a16651d0bf864ec468b1c216e1b10d91","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f1305587731886da37a214cda812ade246c653b0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00186,"epssPercentile":0.07601,"ingestedAt":"2026-10-15T19:25:46.335Z","slug":"CVE-2025-40286","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: fix possible memory leak in smb2_read()\n\nMemory leak occurs when ksmbd_vfs_read() fails.\nFix this by adding the missing kvfree().\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}