{"id":"CVE-2025-38663","state":"PUBLISHED","title":"nilfs2: reject invalid file types when reading inodes","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: reject invalid file types when reading inodes\n\nTo prevent inodes with invalid file types from tripping through the vfs\nand causing malfunctions or assertion failures, add a missing sanity check\nwhen reading an inode from a block device.  If the file type is not valid,\ntreat it as a filesystem error.","publishedAt":"2025-08-22T16:02:55.856Z","updatedAt":"2026-05-11T21:32:34.224Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"dd298c0b889acd3ecaf48b6e840c9ab91882e342","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"2cf0c4130bf340be3935d097a3dcbfefdcf65815","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"98872a934ea6a95985fb6a3655a78a5f0c114e82","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"1a5c204e175a78556b8ef1f7683249fa5197295a","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"bf585ee198bba4ff25b0d80a0891df4656cb0d08","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"79663a15a1c70ca84f86f2dbba07b423fe7d5d4f","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"4aead50caf67e01020c8be1945c3201e8a972a27","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nilfs2/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"5.4.297","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.241","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.190","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.148","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.101","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.41","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.9","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nilfs2/inode.c"]}],"references":["https://git.kernel.org/stable/c/dd298c0b889acd3ecaf48b6e840c9ab91882e342","https://git.kernel.org/stable/c/2cf0c4130bf340be3935d097a3dcbfefdcf65815","https://git.kernel.org/stable/c/98872a934ea6a95985fb6a3655a78a5f0c114e82","https://git.kernel.org/stable/c/1a5c204e175a78556b8ef1f7683249fa5197295a","https://git.kernel.org/stable/c/bf585ee198bba4ff25b0d80a0891df4656cb0d08","https://git.kernel.org/stable/c/79663a15a1c70ca84f86f2dbba07b423fe7d5d4f","https://git.kernel.org/stable/c/42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f","https://git.kernel.org/stable/c/4aead50caf67e01020c8be1945c3201e8a972a27","https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38663.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38663","state":"PUBLISHED","datePublished":"2025-08-22T16:02:55.856Z","dateUpdated":"2026-05-11T21:32:34.224Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:24.031Z"},"containers":{"cna":{"title":"nilfs2: reject invalid file types when reading inodes","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: reject invalid file types when reading inodes\n\nTo prevent inodes with invalid file types from tripping through the vfs\nand causing malfunctions or assertion failures, add a missing sanity check\nwhen reading an inode from a block device.  If the file type is not valid,\ntreat it as a filesystem error."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"dd298c0b889acd3ecaf48b6e840c9ab91882e342","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"2cf0c4130bf340be3935d097a3dcbfefdcf65815","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"98872a934ea6a95985fb6a3655a78a5f0c114e82","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"1a5c204e175a78556b8ef1f7683249fa5197295a","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"bf585ee198bba4ff25b0d80a0891df4656cb0d08","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"79663a15a1c70ca84f86f2dbba07b423fe7d5d4f","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f","versionType":"git"},{"version":"05fe58fdc10df9ebea04c0eaed57adc47af5c184","status":"affected","lessThan":"4aead50caf67e01020c8be1945c3201e8a972a27","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nilfs2/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"5.4.297","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.241","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.190","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.148","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.101","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.41","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.9","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nilfs2/inode.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/dd298c0b889acd3ecaf48b6e840c9ab91882e342"},{"url":"https://git.kernel.org/stable/c/2cf0c4130bf340be3935d097a3dcbfefdcf65815"},{"url":"https://git.kernel.org/stable/c/98872a934ea6a95985fb6a3655a78a5f0c114e82"},{"url":"https://git.kernel.org/stable/c/1a5c204e175a78556b8ef1f7683249fa5197295a"},{"url":"https://git.kernel.org/stable/c/bf585ee198bba4ff25b0d80a0891df4656cb0d08"},{"url":"https://git.kernel.org/stable/c/79663a15a1c70ca84f86f2dbba07b423fe7d5d4f"},{"url":"https://git.kernel.org/stable/c/42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f"},{"url":"https://git.kernel.org/stable/c/4aead50caf67e01020c8be1945c3201e8a972a27"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:32:34.224Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.4.297"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.10.241"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.15.190"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.1.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.6.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.12.41"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.15.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.16"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T17:40:48.469Z"}}]}}}