{"id":"CVE-2026-98250","state":"PUBLISHED","title":"nfsd: fix handling of NFSEXP_PNFS in the netlink codepath","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix handling of NFSEXP_PNFS in the netlink codepath\n\nThe rework of how block layouts were checked moved the check for\nNFSEXP_PNFS out of nfsd4_setup_layout_type() and into the callers. That\npatch didn't account for the new call in nfsd4_setup_layout_type().","publishedAt":"2026-10-06T08:45:18.060Z","updatedAt":"2026-10-19T09:16:21.627Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"da9baa5470dcb077a7c9806f0925c60b530c470b","status":"affected","lessThan":"30335038d4e25cf017abb0562f4f4eace4f58f96","versionType":"git"},{"version":"da9baa5470dcb077a7c9806f0925c60b530c470b","status":"affected","lessThan":"f76017a7663c4ce5e379f8a8d39f032bdb1fd865","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/export.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.2","versionType":"semver"},{"version":"7.2.8","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/nfsd/export.c"]}],"references":["https://git.kernel.org/stable/c/30335038d4e25cf017abb0562f4f4eace4f58f96","https://git.kernel.org/stable/c/f76017a7663c4ce5e379f8a8d39f032bdb1fd865"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98250.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98250","state":"PUBLISHED","datePublished":"2026-10-06T08:45:18.060Z","dateUpdated":"2026-10-19T09:16:21.627Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.331Z"},"containers":{"cna":{"title":"nfsd: fix handling of NFSEXP_PNFS in the netlink codepath","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: fix handling of NFSEXP_PNFS in the netlink codepath\n\nThe rework of how block layouts were checked moved the check for\nNFSEXP_PNFS out of nfsd4_setup_layout_type() and into the callers. That\npatch didn't account for the new call in nfsd4_setup_layout_type()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"da9baa5470dcb077a7c9806f0925c60b530c470b","status":"affected","lessThan":"30335038d4e25cf017abb0562f4f4eace4f58f96","versionType":"git"},{"version":"da9baa5470dcb077a7c9806f0925c60b530c470b","status":"affected","lessThan":"f76017a7663c4ce5e379f8a8d39f032bdb1fd865","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/export.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.2","versionType":"semver"},{"version":"7.2.8","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/nfsd/export.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/30335038d4e25cf017abb0562f4f4eace4f58f96"},{"url":"https://git.kernel.org/stable/c/f76017a7663c4ce5e379f8a8d39f032bdb1fd865"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:16:21.627Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.2","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.2","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}