{"id":"CVE-2026-46571","title":"In NTFS-3G before 2026.7.7, a out-of-bounds read exists in ntfs_fix_file_name() in libntfs-3g/reparse.c that allows an attacker to read possibly confidential information in ntfs-3g process memory by crafting a malicious NTFS image","summary":"In NTFS-3G before 2026.7.7, a out-of-bounds read exists in ntfs_fix_file_name() in libntfs-3g/reparse.c that allows an attacker to read possibly confidential information in ntfs-3g process memory by crafting a malicious NTFS image. The o…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-125"],"vendor":"tuxera","product":"ntfs-3g","affected":["ntfs-3g < 2026.7.7"],"patched":["ntfs-3g 2026.7.7"],"published":"2026-10-07","updated":"2026-10-08","sourceUpdated":"2026-10-08T19:08:32.323","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46571","references":[{"url":"https://github.com/tuxera/ntfs-3g/releases#release-2026.7.7","label":"cve@mitre.org"},{"url":"https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-52gr-j4pv-9pjh","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"epss":0.00114,"epssPercentile":0.01356,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-07T14:19:35.364361Z"},"ingestedAt":"2026-10-07T14:33:21.956Z","slug":"CVE-2026-46571","body":"## Overview\n\nIn NTFS-3G before 2026.7.7, a out-of-bounds read exists in ntfs_fix_file_name() in libntfs-3g/reparse.c that allows an attacker to read possibly confidential information in ntfs-3g process memory by crafting a malicious NTFS image. The out-of-bounds read is triggered by a readlink on a corrupted file.\n\n## Affected\n\n- `ntfs-3g < 2026.7.7`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `ntfs-3g 2026.7.7`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}