{"api_version":"1","generated_at":"2026-08-15T15:07:49+00:00","cve":"CVE-2026-74299","urls":{"html":"https://cve.report/CVE-2026-74299","api":"https://cve.report/api/cve/CVE-2026-74299.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74299","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74299"},"summary":{"title":"RDMA/core: Fix FRMR aging push to queue error flow","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Fix FRMR aging push to queue error flow\n\nAging pools with pinned handles requires moving handles from the\nactive queue to a non-empty inactive queue that might fail on new page\nallocation, we are currently not handling the fault and leaking any mkey\nthat fails the push.\n\nFix by Introducing push_queue_to_queue_locked() that fills the\ndestination's partial tail page from the source and then splices the\nremaining source pages onto the destination, performing no allocation.\n\nReplace the per-handle move loop in age_pinned_pool() and the\nopen-coded splice in pool_aging_work() with calls to the helper.\nAs the helper cannot fail under memory pressure, removing a class of\nGFP_ATOMIC allocations under the pool lock and simplifying the error\nflow.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:29","updated_at":"2026-08-15 06:22:29"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/c6936506ed556ce3ccad36ab999baf2764dd7d25","name":"https://git.kernel.org/stable/c/c6936506ed556ce3ccad36ab999baf2764dd7d25","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/edf133d28fc43f7f8b0da43a8d5b93fdf8073d35","name":"https://git.kernel.org/stable/c/edf133d28fc43f7f8b0da43a8d5b93fdf8073d35","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74299","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74299","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 020d189d16a62ed56115cce7e255459cf0eeb4e6 edf133d28fc43f7f8b0da43a8d5b93fdf8073d35 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 020d189d16a62ed56115cce7e255459cf0eeb4e6 c6936506ed556ce3ccad36ab999baf2764dd7d25 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.1","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/core/frmr_pools.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"edf133d28fc43f7f8b0da43a8d5b93fdf8073d35","status":"affected","version":"020d189d16a62ed56115cce7e255459cf0eeb4e6","versionType":"git"},{"lessThan":"c6936506ed556ce3ccad36ab999baf2764dd7d25","status":"affected","version":"020d189d16a62ed56115cce7e255459cf0eeb4e6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/core/frmr_pools.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.1"},{"lessThan":"7.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"7.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"7.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Fix FRMR aging push to queue error flow\n\nAging pools with pinned handles requires moving handles from the\nactive queue to a non-empty inactive queue that might fail on new page\nallocation, we are currently not handling the fault and leaking any mkey\nthat fails the push.\n\nFix by Introducing push_queue_to_queue_locked() that fills the\ndestination's partial tail page from the source and then splices the\nremaining source pages onto the destination, performing no allocation.\n\nReplace the per-handle move loop in age_pinned_pool() and the\nopen-coded splice in pool_aging_work() with calls to the helper.\nAs the helper cannot fail under memory pressure, removing a class of\nGFP_ATOMIC allocations under the pool lock and simplifying the error\nflow."}],"providerMetadata":{"dateUpdated":"2026-08-15T05:58:02.688Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/edf133d28fc43f7f8b0da43a8d5b93fdf8073d35"},{"url":"https://git.kernel.org/stable/c/c6936506ed556ce3ccad36ab999baf2764dd7d25"}],"title":"RDMA/core: Fix FRMR aging push to queue error flow","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74299","datePublished":"2026-08-15T05:58:02.688Z","dateReserved":"2026-08-15T05:44:03.882Z","dateUpdated":"2026-08-15T05:58:02.688Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:29","lastModifiedDate":"2026-08-15 06:22:29","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74299","Ordinal":"1","Title":"RDMA/core: Fix FRMR aging push to queue error flow","CVE":"CVE-2026-74299","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74299","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Fix FRMR aging push to queue error flow\n\nAging pools with pinned handles requires moving handles from the\nactive queue to a non-empty inactive queue that might fail on new page\nallocation, we are currently not handling the fault and leaking any mkey\nthat fails the push.\n\nFix by Introducing push_queue_to_queue_locked() that fills the\ndestination's partial tail page from the source and then splices the\nremaining source pages onto the destination, performing no allocation.\n\nReplace the per-handle move loop in age_pinned_pool() and the\nopen-coded splice in pool_aging_work() with calls to the helper.\nAs the helper cannot fail under memory pressure, removing a class of\nGFP_ATOMIC allocations under the pool lock and simplifying the error\nflow.","Type":"Description","Title":"RDMA/core: Fix FRMR aging push to queue error flow"}]}}}