{"id":"CVE-2026-97485","state":"PUBLISHED","title":"omfs: handle set_blocksize failures","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nomfs: handle set_blocksize failures\n\nomfs uses buffer_heads, which don't handle block size > PAGE_SIZE well.\nWithout this, mounting we will hit the\n\n        BUG_ON(offset >= folio_size(folio));\n\nin folio_set_bh on the first __bread_gfp call.","publishedAt":"2026-09-24T16:04:29.837Z","updatedAt":"2026-10-03T10:58:49.642Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"a2a3592ebf3920dd6f2b754d2bb7361f54764e84","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"d81e1e9bd1df5948c699cb5aec984acdef5b2681","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"120e0db84a69f18e51ba9ae2d036df3a052a33e1","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"29186cd17bb5f501a6ae831dac4fabf637879982","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"61ffc31cd8642d7a950b6831720629c8331365f6","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"fd4d6593c51253c79be422d6ae42e318250e20a7","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"18c3d6fcb557f920c9143711497625e70153874c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/omfs/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.27","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.27","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/omfs/inode.c"]}],"references":["https://git.kernel.org/stable/c/a2a3592ebf3920dd6f2b754d2bb7361f54764e84","https://git.kernel.org/stable/c/d81e1e9bd1df5948c699cb5aec984acdef5b2681","https://git.kernel.org/stable/c/120e0db84a69f18e51ba9ae2d036df3a052a33e1","https://git.kernel.org/stable/c/29186cd17bb5f501a6ae831dac4fabf637879982","https://git.kernel.org/stable/c/61ffc31cd8642d7a950b6831720629c8331365f6","https://git.kernel.org/stable/c/fd4d6593c51253c79be422d6ae42e318250e20a7","https://git.kernel.org/stable/c/18c3d6fcb557f920c9143711497625e70153874c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97485.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97485","state":"PUBLISHED","datePublished":"2026-09-24T16:04:29.837Z","dateUpdated":"2026-10-03T10:58:49.642Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.149Z"},"containers":{"cna":{"title":"omfs: handle set_blocksize failures","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nomfs: handle set_blocksize failures\n\nomfs uses buffer_heads, which don't handle block size > PAGE_SIZE well.\nWithout this, mounting we will hit the\n\n        BUG_ON(offset >= folio_size(folio));\n\nin folio_set_bh on the first __bread_gfp call."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"a2a3592ebf3920dd6f2b754d2bb7361f54764e84","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"d81e1e9bd1df5948c699cb5aec984acdef5b2681","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"120e0db84a69f18e51ba9ae2d036df3a052a33e1","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"29186cd17bb5f501a6ae831dac4fabf637879982","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"61ffc31cd8642d7a950b6831720629c8331365f6","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"fd4d6593c51253c79be422d6ae42e318250e20a7","versionType":"git"},{"version":"555e3775ced1d05203934fc6529bbf0560dd8733","status":"affected","lessThan":"18c3d6fcb557f920c9143711497625e70153874c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/omfs/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.27","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.27","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/omfs/inode.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a2a3592ebf3920dd6f2b754d2bb7361f54764e84"},{"url":"https://git.kernel.org/stable/c/d81e1e9bd1df5948c699cb5aec984acdef5b2681"},{"url":"https://git.kernel.org/stable/c/120e0db84a69f18e51ba9ae2d036df3a052a33e1"},{"url":"https://git.kernel.org/stable/c/29186cd17bb5f501a6ae831dac4fabf637879982"},{"url":"https://git.kernel.org/stable/c/61ffc31cd8642d7a950b6831720629c8331365f6"},{"url":"https://git.kernel.org/stable/c/fd4d6593c51253c79be422d6ae42e318250e20a7"},{"url":"https://git.kernel.org/stable/c/18c3d6fcb557f920c9143711497625e70153874c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-03T10:58:49.642Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}