{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38567","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:24.025Z","datePublished":"2025-08-19T17:02:48.306Z","dateUpdated":"2026-05-11T21:30:35.585Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:30:35.585Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: avoid ref leak in nfsd_open_local_fh()\n\nIf two calls to nfsd_open_local_fh() race and both successfully call\nnfsd_file_acquire_local(), they will both get an extra reference to the\nnet to accompany the file reference stored in *pnf.\n\nOne of them will fail to store (using xchg()) the file reference in\n*pnf and will drop that reference but WON'T drop the accompanying\nreference to the net.  This leak means that when the nfs server is shut\ndown it will hang in nfsd_shutdown_net() waiting for\n&nn->nfsd_net_free_done.\n\nThis patch adds the missing nfsd_net_put()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/nfsd/localio.c"],"versions":[{"version":"986a21ace186433e0397a59491646edad8c8d636","lessThan":"fcb0a417fddb605530c4837e0996620f8ed38023","status":"affected","versionType":"git"},{"version":"e6f7e1487ab528a6c653bd0d42812ff2942846cd","lessThan":"c4bf8f26c51e51bbb840935659a7b3b65a802c07","status":"affected","versionType":"git"},{"version":"e6f7e1487ab528a6c653bd0d42812ff2942846cd","lessThan":"e5a73150776f18547ee685c9f6bfafe549714899","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/nfsd/localio.c"],"versions":[{"version":"6.16","status":"affected"},{"version":"0","lessThan":"6.16","status":"unaffected","versionType":"semver"},{"version":"6.15.10","lessThanOrEqual":"6.15.*","status":"unaffected","versionType":"semver"},{"version":"6.16.1","lessThanOrEqual":"6.16.*","status":"unaffected","versionType":"semver"},{"version":"6.17","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":"6.15.3","versionEndExcluding":"6.15.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.16.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.17"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/fcb0a417fddb605530c4837e0996620f8ed38023"},{"url":"https://git.kernel.org/stable/c/c4bf8f26c51e51bbb840935659a7b3b65a802c07"},{"url":"https://git.kernel.org/stable/c/e5a73150776f18547ee685c9f6bfafe549714899"}],"title":"nfsd: avoid ref leak in nfsd_open_local_fh()","x_generator":{"engine":"bippy-1.2.0"}}}}