{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-89693","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-11T19:38:34.749Z","datePublished":"2026-09-11T19:46:12.775Z","dateUpdated":"2026-09-21T13:14:48.601Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-21T13:14:48.601Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: check nfsd4_acl_to_attr() return value in nfsd4_create()\n\nnfsd4_create() stores the return value of nfsd4_acl_to_attr() in\nstatus, but the switch(create->cr_type) block unconditionally\noverwrites it in every branch. ACL translation errors are silently\ndiscarded, and the CREATE proceeds without the requested ACL.\n\nAdd an early exit check after nfsd4_acl_to_attr(), matching the\npattern already used in nfsd4_setattr().\n\n[ cel: prefer NFS4ERR_BADTYPE over NFS4ERR_ATTRNOTSUPP ]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/nfs4proc.c"],"versions":[{"version":"c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b","lessThan":"26877d3a09afb3838a053867a655ca30c46a1f81","status":"affected","versionType":"git"},{"version":"c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b","lessThan":"430ed49a16cf9ca249d0fb51490582090bc4848b","status":"affected","versionType":"git"},{"version":"c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b","lessThan":"80cebb0e8a8d1e758f0d671f5e047279c5c3e528","status":"affected","versionType":"git"},{"version":"c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b","lessThan":"2c7912732184773dbd371a411da87af1cc080b86","status":"affected","versionType":"git"},{"version":"c5409ce523af40d5c3019717bc5b4f72038d48be","status":"affected","versionType":"git"},{"version":"d52acd23a327cada5fb597591267cfc09f08bb1d","status":"affected","versionType":"git"},{"version":"5.10.220","lessThan":"5.11","status":"affected","versionType":"semver"},{"version":"5.15.154","lessThan":"5.16","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/nfs4proc.c"],"versions":[{"version":"6.0","status":"affected"},{"version":"0","lessThan":"6.0","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.51","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.4","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"6.0","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.18.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"7.2.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"7.3-rc1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10.220"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.154"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/26877d3a09afb3838a053867a655ca30c46a1f81"},{"url":"https://git.kernel.org/stable/c/430ed49a16cf9ca249d0fb51490582090bc4848b"},{"url":"https://git.kernel.org/stable/c/80cebb0e8a8d1e758f0d671f5e047279c5c3e528"},{"url":"https://git.kernel.org/stable/c/2c7912732184773dbd371a411da87af1cc080b86"}],"title":"nfsd: check nfsd4_acl_to_attr() return value in nfsd4_create()","x_generator":{"engine":"bippy-1.2.0"}}}}