{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43474","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:56.011Z","datePublished":"2026-05-08T14:22:32.871Z","dateUpdated":"2026-05-11T22:25:18.616Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:25:18.616Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs: init flags_valid before calling vfs_fileattr_get\n\nsyzbot reported a uninit-value bug in [1].\n\nSimilar to the \"*get\" context where the kernel's internal file_kattr\nstructure is initialized before calling vfs_fileattr_get(), we should\nuse the same mechanism when using fa.\n\n[1]\nBUG: KMSAN: uninit-value in fuse_fileattr_get+0xeb4/0x1450 fs/fuse/ioctl.c:517\n fuse_fileattr_get+0xeb4/0x1450 fs/fuse/ioctl.c:517\n vfs_fileattr_get fs/file_attr.c:94 [inline]\n __do_sys_file_getattr fs/file_attr.c:416 [inline]\n\nLocal variable fa.i created at:\n __do_sys_file_getattr fs/file_attr.c:380 [inline]\n __se_sys_file_getattr+0x8c/0xbd0 fs/file_attr.c:372"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/file_attr.c"],"versions":[{"version":"be7efb2d20d67f334a7de2aef77ae6c69367e646","lessThan":"379e19e820dd1c6145426b97467728b3b89c0b42","status":"affected","versionType":"git"},{"version":"be7efb2d20d67f334a7de2aef77ae6c69367e646","lessThan":"b8c182b2c8c44c6016b11d8af61715ad7ef958a1","status":"affected","versionType":"git"},{"version":"be7efb2d20d67f334a7de2aef77ae6c69367e646","lessThan":"cb184dd19154fc486fa3d9e02afe70a97e54e055","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/file_attr.c"],"versions":[{"version":"6.17","status":"affected"},{"version":"0","lessThan":"6.17","status":"unaffected","versionType":"semver"},{"version":"6.18.19","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.9","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.18.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.19.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/379e19e820dd1c6145426b97467728b3b89c0b42"},{"url":"https://git.kernel.org/stable/c/b8c182b2c8c44c6016b11d8af61715ad7ef958a1"},{"url":"https://git.kernel.org/stable/c/cb184dd19154fc486fa3d9e02afe70a97e54e055"}],"title":"fs: init flags_valid before calling vfs_fileattr_get","x_generator":{"engine":"bippy-1.2.0"}}}}