{"id":"CVE-2023-53732","state":"PUBLISHED","title":"fs/ntfs3: Fix NULL dereference in ni_write_inode","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix NULL dereference in ni_write_inode\n\nSyzbot reports a NULL dereference in ni_write_inode.\nWhen creating a new inode, if allocation fails in mi_init function\n(called in mi_format_new function), mi->mrec is set to NULL.\nIn the error path of this inode creation, mi->mrec is later\ndereferenced in ni_write_inode.\n\nAdd a NULL check to prevent NULL dereference.","publishedAt":"2025-10-22T13:23:59.630Z","updatedAt":"2026-05-11T19:50:47.278Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"d4b74482529516477cf7b12502538e51827c699f","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"b3152afc0eb864f7c6ecad134a15b577ef7aec77","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"b1135fbaf8ebef93df326761ac70ebcc3c2e3d63","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"8dae4f6341e335a09575be60b4fdf697c732a470","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/frecord.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.81","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/frecord.c"]}],"references":["https://git.kernel.org/stable/c/d4b74482529516477cf7b12502538e51827c699f","https://git.kernel.org/stable/c/b3152afc0eb864f7c6ecad134a15b577ef7aec77","https://git.kernel.org/stable/c/b1135fbaf8ebef93df326761ac70ebcc3c2e3d63","https://git.kernel.org/stable/c/8dae4f6341e335a09575be60b4fdf697c732a470"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53732.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53732","state":"PUBLISHED","datePublished":"2025-10-22T13:23:59.630Z","dateUpdated":"2026-05-11T19:50:47.278Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-22T13:21:37.350Z"},"containers":{"cna":{"title":"fs/ntfs3: Fix NULL dereference in ni_write_inode","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Fix NULL dereference in ni_write_inode\n\nSyzbot reports a NULL dereference in ni_write_inode.\nWhen creating a new inode, if allocation fails in mi_init function\n(called in mi_format_new function), mi->mrec is set to NULL.\nIn the error path of this inode creation, mi->mrec is later\ndereferenced in ni_write_inode.\n\nAdd a NULL check to prevent NULL dereference."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"d4b74482529516477cf7b12502538e51827c699f","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"b3152afc0eb864f7c6ecad134a15b577ef7aec77","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"b1135fbaf8ebef93df326761ac70ebcc3c2e3d63","versionType":"git"},{"version":"4534a70b7056fd4b9a1c6db5a4ce3c98546b291e","status":"affected","lessThan":"8dae4f6341e335a09575be60b4fdf697c732a470","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/frecord.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.81","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/frecord.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d4b74482529516477cf7b12502538e51827c699f"},{"url":"https://git.kernel.org/stable/c/b3152afc0eb864f7c6ecad134a15b577ef7aec77"},{"url":"https://git.kernel.org/stable/c/b1135fbaf8ebef93df326761ac70ebcc3c2e3d63"},{"url":"https://git.kernel.org/stable/c/8dae4f6341e335a09575be60b4fdf697c732a470"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:50:47.278Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.1.81"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}