{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64321","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T15:36:31.780Z","datePublished":"2026-07-25T08:49:49.541Z","dateUpdated":"2026-08-17T04:53:22.133Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T04:53:22.133Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme: target: rdma: fix ndev refcount leak on queue connect\n\nnvmet_rdma_queue_connect() calls nvmet_rdma_find_get_device() which\nacquires a reference on the returned ndev via kref_get(). On the path\nwhere the host queue backlog is exceeded and the function returns\nNVME_SC_CONNECT_CTRL_BUSY, reference of ndev is not released, leaking\nthe kref.\n\nFix this by adding a goto to the existing put_device label before the\nearly return."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/target/rdma.c"],"versions":[{"version":"31deaeb11ba7a885116c9c30892b9f763c04d59c","lessThan":"d65fe42820b890a6a4644de0a95a812471f79ad3","status":"affected","versionType":"git"},{"version":"31deaeb11ba7a885116c9c30892b9f763c04d59c","lessThan":"a8803c4f0ac3fa7df5551bbb5a8800c434a94357","status":"affected","versionType":"git"},{"version":"31deaeb11ba7a885116c9c30892b9f763c04d59c","lessThan":"5828517d17eda27f21d29ea14800c9e0a57bad11","status":"affected","versionType":"git"},{"version":"31deaeb11ba7a885116c9c30892b9f763c04d59c","lessThan":"badc53620fe813b3a9f727ef9526f98567c2c898","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/target/rdma.c"],"versions":[{"version":"6.8","status":"affected"},{"version":"0","lessThan":"6.8","status":"unaffected","versionType":"semver"},{"version":"6.12.96","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.39","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.4","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"6.8","versionEndExcluding":"6.12.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/d65fe42820b890a6a4644de0a95a812471f79ad3"},{"url":"https://git.kernel.org/stable/c/a8803c4f0ac3fa7df5551bbb5a8800c434a94357"},{"url":"https://git.kernel.org/stable/c/5828517d17eda27f21d29ea14800c9e0a57bad11"},{"url":"https://git.kernel.org/stable/c/badc53620fe813b3a9f727ef9526f98567c2c898"}],"title":"nvme: target: rdma: fix ndev refcount leak on queue connect","x_generator":{"engine":"bippy-1.2.0"}}}}