{"id":"CVE-2024-53235","state":"PUBLISHED","title":"erofs: fix file-backed mounts over FUSE","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix file-backed mounts over FUSE\n\nsyzbot reported a null-ptr-deref in fuse_read_args_fill:\n fuse_read_folio+0xb0/0x100 fs/fuse/file.c:905\n filemap_read_folio+0xc6/0x2a0 mm/filemap.c:2367\n do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3825\n read_mapping_folio include/linux/pagemap.h:1011 [inline]\n erofs_bread+0x34d/0x7e0 fs/erofs/data.c:41\n erofs_read_superblock fs/erofs/super.c:281 [inline]\n erofs_fc_fill_super+0x2b9/0x2500 fs/erofs/super.c:625\n\nUnlike most filesystems, some network filesystems and FUSE need\nunavoidable valid `file` pointers for their read I/Os [1].\nAnyway, those use cases need to be supported too.\n\n[1] https://docs.kernel.org/filesystems/vfs.html","publishedAt":"2024-12-27T13:50:21.674Z","updatedAt":"2026-05-11T20:53:28.100Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb176750266a3d7f42ebdcf28e8ba40350b27847","status":"affected","lessThan":"5036f2f024cac40a02ea6ea70de2c3a4407d16bc","versionType":"git"},{"version":"fb176750266a3d7f42ebdcf28e8ba40350b27847","status":"affected","lessThan":"3a23787ca8756920d65fda39f41353a4be1d1642","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/data.c","fs/erofs/internal.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/data.c","fs/erofs/internal.h"]}],"references":["https://git.kernel.org/stable/c/5036f2f024cac40a02ea6ea70de2c3a4407d16bc","https://git.kernel.org/stable/c/3a23787ca8756920d65fda39f41353a4be1d1642"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:08:04.920Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/53xxx/CVE-2024-53235.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-53235","state":"PUBLISHED","datePublished":"2024-12-27T13:50:21.674Z","dateUpdated":"2026-05-11T20:53:28.100Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-11-19T17:17:25.026Z"},"containers":{"cna":{"title":"erofs: fix file-backed mounts over FUSE","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix file-backed mounts over FUSE\n\nsyzbot reported a null-ptr-deref in fuse_read_args_fill:\n fuse_read_folio+0xb0/0x100 fs/fuse/file.c:905\n filemap_read_folio+0xc6/0x2a0 mm/filemap.c:2367\n do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3825\n read_mapping_folio include/linux/pagemap.h:1011 [inline]\n erofs_bread+0x34d/0x7e0 fs/erofs/data.c:41\n erofs_read_superblock fs/erofs/super.c:281 [inline]\n erofs_fc_fill_super+0x2b9/0x2500 fs/erofs/super.c:625\n\nUnlike most filesystems, some network filesystems and FUSE need\nunavoidable valid `file` pointers for their read I/Os [1].\nAnyway, those use cases need to be supported too.\n\n[1] https://docs.kernel.org/filesystems/vfs.html"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb176750266a3d7f42ebdcf28e8ba40350b27847","status":"affected","lessThan":"5036f2f024cac40a02ea6ea70de2c3a4407d16bc","versionType":"git"},{"version":"fb176750266a3d7f42ebdcf28e8ba40350b27847","status":"affected","lessThan":"3a23787ca8756920d65fda39f41353a4be1d1642","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/data.c","fs/erofs/internal.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/data.c","fs/erofs/internal.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/5036f2f024cac40a02ea6ea70de2c3a4407d16bc"},{"url":"https://git.kernel.org/stable/c/3a23787ca8756920d65fda39f41353a4be1d1642"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:53:28.100Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-53235","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T20:02:59.434956Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T20:07:18.034Z"}}]}}}