{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74389","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-15T05:44:03.891Z","datePublished":"2026-08-15T05:59:03.786Z","dateUpdated":"2026-08-17T05:18:27.843Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:18:27.843Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix log flood after cmd_mbox failure\n\nhns_roce_cmd_mbox() is the command interface between driver and\nhardware. When hardware is abnormal, the unlimited error printings\nafter hns_roce_cmd_mbox() failure will cause log flood and even\nsystem crash.\n\nReplace ibdev_err() and ibdev_warn() with their ratelimited versions\nin the error handling path after hns_roce_cmd_mbox() (and its wrappers\nhns_roce_create_hw_ctx/hns_roce_destroy_hw_ctx) fails."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hns/hns_roce_cq.c","drivers/infiniband/hw/hns/hns_roce_hw_v2.c","drivers/infiniband/hw/hns/hns_roce_mr.c","drivers/infiniband/hw/hns/hns_roce_srq.c"],"versions":[{"version":"9a4435375cd151e07c0c38fa601b00115986091b","lessThan":"7d9fbee252f84de3e6947a40eec01481c9d8afbb","status":"affected","versionType":"git"},{"version":"9a4435375cd151e07c0c38fa601b00115986091b","lessThan":"66f44ec974ab372e4e1ee9eac4245237c94e8f68","status":"affected","versionType":"git"},{"version":"9a4435375cd151e07c0c38fa601b00115986091b","lessThan":"f3c9e84268e9fa613d40d6c138fb6969c35879b5","status":"affected","versionType":"git"},{"version":"9a4435375cd151e07c0c38fa601b00115986091b","lessThan":"bbd97d71e53e551890e4115ad9de46b5f2ac0858","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/infiniband/hw/hns/hns_roce_cq.c","drivers/infiniband/hw/hns/hns_roce_hw_v2.c","drivers/infiniband/hw/hns/hns_roce_mr.c","drivers/infiniband/hw/hns/hns_roce_srq.c"],"versions":[{"version":"4.9","status":"affected"},{"version":"0","lessThan":"4.9","status":"unaffected","versionType":"semver"},{"version":"6.12.97","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","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":"4.9","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/7d9fbee252f84de3e6947a40eec01481c9d8afbb"},{"url":"https://git.kernel.org/stable/c/66f44ec974ab372e4e1ee9eac4245237c94e8f68"},{"url":"https://git.kernel.org/stable/c/f3c9e84268e9fa613d40d6c138fb6969c35879b5"},{"url":"https://git.kernel.org/stable/c/bbd97d71e53e551890e4115ad9de46b5f2ac0858"}],"title":"RDMA/hns: Fix log flood after cmd_mbox failure","x_generator":{"engine":"bippy-1.2.0"}}}}