{"id":"CVE-2022-49166","state":"PUBLISHED","title":"ntfs: add sanity check on allocation size","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: add sanity check on allocation size\n\nntfs_read_inode_mount invokes ntfs_malloc_nofs with zero allocation\nsize.  It triggers one BUG in the __ntfs_malloc function.\n\nFix this by adding sanity check on ni->attr_list_size.","publishedAt":"2025-02-26T01:55:25.528Z","updatedAt":"2026-05-11T18:54:24.785Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"bd8d7daa0e53b184a2f3c6e0d47330780d0a0650","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"21d490232f323ed4053eb9924615e6fea291f154","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"07793d2e55563124108762f4e5f811db92ffe02f","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"fe41ad8be036a3de3e4bdde709551aeb4de2fe7d","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"b230f2d9441a34c7f483d39ab78519bcf73cc2e0","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"24ab2d4ef52c2dbb62a60844b87fc8872383407a","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"115fae2c1566eacc5ad2055f72521354612e72c3","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"c641087d381a08363e5f14179bc6b0a23eca7c47","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"714fbf2647b1a33d914edd695d4da92029c7e7c0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"4.9.311","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.276","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.238","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.189","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.110","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.33","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.16.19","status":"unaffected","lessThanOrEqual":"5.16.*","versionType":"semver"},{"version":"5.17.2","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/inode.c"]}],"references":["https://git.kernel.org/stable/c/bd8d7daa0e53b184a2f3c6e0d47330780d0a0650","https://git.kernel.org/stable/c/21d490232f323ed4053eb9924615e6fea291f154","https://git.kernel.org/stable/c/07793d2e55563124108762f4e5f811db92ffe02f","https://git.kernel.org/stable/c/fe41ad8be036a3de3e4bdde709551aeb4de2fe7d","https://git.kernel.org/stable/c/b230f2d9441a34c7f483d39ab78519bcf73cc2e0","https://git.kernel.org/stable/c/24ab2d4ef52c2dbb62a60844b87fc8872383407a","https://git.kernel.org/stable/c/115fae2c1566eacc5ad2055f72521354612e72c3","https://git.kernel.org/stable/c/c641087d381a08363e5f14179bc6b0a23eca7c47","https://git.kernel.org/stable/c/714fbf2647b1a33d914edd695d4da92029c7e7c0"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49166.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49166","state":"PUBLISHED","datePublished":"2025-02-26T01:55:25.528Z","dateUpdated":"2026-05-11T18:54:24.785Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T01:49:39.278Z"},"containers":{"cna":{"title":"ntfs: add sanity check on allocation size","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: add sanity check on allocation size\n\nntfs_read_inode_mount invokes ntfs_malloc_nofs with zero allocation\nsize.  It triggers one BUG in the __ntfs_malloc function.\n\nFix this by adding sanity check on 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