{"id":"CVE-2026-99107","state":"PUBLISHED","title":"ntfs: fix incorrect MFT record pointer passed to ntfs_attr_record_resize","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: fix incorrect MFT record pointer passed to ntfs_attr_record_resize\n\nntfs_new_attr_flags() passes the wrong MFT record to ntfs_attr_record_resize().\nWhen the attribute is in an extent record, ctx->mrec points to the extent\nbut the function receives the base record pointer m, causing incorrect\nsize calculations in memmove.\n\nFix by passing ctx->mrec (the actual MFT record containing the attribute)\ninstead of m (the base MFT record) to ntfs_attr_record_resize().","publishedAt":"2026-10-28T10:34:26.017Z","updatedAt":"2026-10-28T10:34:26.017Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc053f05ca282a5e760b41f6560ac835c4e28037","status":"affected","lessThan":"0a9122cada749447dfb6d67aa3fed4ee1982231c","versionType":"git"},{"version":"fc053f05ca282a5e760b41f6560ac835c4e28037","status":"affected","lessThan":"8d139e3635c86e2c97c78d55538ce0b00b6d9986","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/ea.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","versionType":"semver"},{"version":"7.2.13","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/ea.c"]}],"references":["https://git.kernel.org/stable/c/0a9122cada749447dfb6d67aa3fed4ee1982231c","https://git.kernel.org/stable/c/8d139e3635c86e2c97c78d55538ce0b00b6d9986"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/99xxx/CVE-2026-99107.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-99107","state":"PUBLISHED","datePublished":"2026-10-28T10:34:26.017Z","dateUpdated":"2026-10-28T10:34:26.017Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.391Z"},"containers":{"cna":{"title":"ntfs: fix incorrect MFT record pointer passed to ntfs_attr_record_resize","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: fix incorrect MFT record pointer passed to ntfs_attr_record_resize\n\nntfs_new_attr_flags() passes the wrong MFT record to ntfs_attr_record_resize().\nWhen the attribute is in an extent record, ctx->mrec points to the extent\nbut the function receives the base record pointer m, causing incorrect\nsize calculations in memmove.\n\nFix by passing ctx->mrec (the actual MFT record containing the attribute)\ninstead of m (the base MFT record) to ntfs_attr_record_resize()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc053f05ca282a5e760b41f6560ac835c4e28037","status":"affected","lessThan":"0a9122cada749447dfb6d67aa3fed4ee1982231c","versionType":"git"},{"version":"fc053f05ca282a5e760b41f6560ac835c4e28037","status":"affected","lessThan":"8d139e3635c86e2c97c78d55538ce0b00b6d9986","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/ea.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","versionType":"semver"},{"version":"7.2.13","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs/ea.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0a9122cada749447dfb6d67aa3fed4ee1982231c"},{"url":"https://git.kernel.org/stable/c/8d139e3635c86e2c97c78d55538ce0b00b6d9986"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-28T10:34:26.017Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}