{"id":"CVE-2026-80868","state":"PUBLISHED","title":"ntfs3: Allocate iomap inline_data using alloc_page","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: Allocate iomap inline_data using alloc_page\n\nThis fixes a BUG reported in iomap_write_end_inline:\niomap_inline_data_valid checks that the inline_data fits within\na page. If the inline_data is allocated with kmemdup there's no\nguarantee that it's page-aligned, so the check sometimes fails.\nAllocate it with alloc_page to ensure it's page-aligned.","publishedAt":"2026-09-04T16:48:23.333Z","updatedAt":"2026-09-04T16:48:23.333Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"099ef9ab9203dff327f2d61e44773f9acbc01f13","status":"affected","lessThan":"3cd2212012c06d2b1fd03a6bf84f6202ab70056c","versionType":"git"},{"version":"099ef9ab9203dff327f2d61e44773f9acbc01f13","status":"affected","lessThan":"70d3855594cf6e8791970714b65cac3202d6160e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/attrib.c","fs/ntfs3/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.0","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","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/ntfs3/attrib.c","fs/ntfs3/inode.c"]}],"references":["https://git.kernel.org/stable/c/3cd2212012c06d2b1fd03a6bf84f6202ab70056c","https://git.kernel.org/stable/c/70d3855594cf6e8791970714b65cac3202d6160e"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/80xxx/CVE-2026-80868.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80868","state":"PUBLISHED","datePublished":"2026-09-04T16:48:23.333Z","dateUpdated":"2026-09-04T16:48:23.333Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-26T14:34:25.798Z"},"containers":{"cna":{"title":"ntfs3: Allocate iomap inline_data using alloc_page","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: Allocate iomap inline_data using alloc_page\n\nThis fixes a BUG reported in iomap_write_end_inline:\niomap_inline_data_valid checks that the inline_data fits within\na page. If the inline_data is allocated with kmemdup there's no\nguarantee that it's page-aligned, so the check sometimes fails.\nAllocate it with alloc_page to ensure it's page-aligned."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"099ef9ab9203dff327f2d61e44773f9acbc01f13","status":"affected","lessThan":"3cd2212012c06d2b1fd03a6bf84f6202ab70056c","versionType":"git"},{"version":"099ef9ab9203dff327f2d61e44773f9acbc01f13","status":"affected","lessThan":"70d3855594cf6e8791970714b65cac3202d6160e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ntfs3/attrib.c","fs/ntfs3/inode.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.0","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","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/ntfs3/attrib.c","fs/ntfs3/inode.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3cd2212012c06d2b1fd03a6bf84f6202ab70056c"},{"url":"https://git.kernel.org/stable/c/70d3855594cf6e8791970714b65cac3202d6160e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-09-04T16:48:23.333Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}