{"api_version":"1","generated_at":"2026-09-18T00:39:24+00:00","cve":"CVE-2026-92488","urls":{"html":"https://cve.report/CVE-2026-92488","api":"https://cve.report/api/cve/CVE-2026-92488.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-92488","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-92488"},"summary":{"title":"RDMA/erdma: complete object teardown when the destroy command fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: complete object teardown when the destroy command fails\n\nerdma_destroy_qp(), erdma_destroy_cq(), erdma_dereg_mr(), and\nerdma_destroy_ah() returned early when erdma_post_cmd_wait() failed,\nleaking the queue buffers, MTTs, doorbells and the STAG, QPN, CQN and AHN\nidentifiers. A command timeout clears ERDMA_CMDQ_STATE_OK_BIT and\npermanently disables the command queue, so no retry can succeed; the RDMA\ncore keeps the object after a failed destructor and forced uverbs cleanup\nthen nulls the pointers, making the resources unreachable.\n\nWarn on failure but release every software-owned resource and return\nsuccess, since during terminal destruction the hardware command result is\nonly diagnostic.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:17:50","updated_at":"2026-09-17 17:17:50"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ce7d205c264665517c25e8a3231cf2d0c2443e3c","name":"https://git.kernel.org/stable/c/ce7d205c264665517c25e8a3231cf2d0c2443e3c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/652befcba956ef357f480525ccbe25c59bc81d4d","name":"https://git.kernel.org/stable/c/652befcba956ef357f480525ccbe25c59bc81d4d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe","name":"https://git.kernel.org/stable/c/5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/334145d683ad3e31d052247f10807f2ebc950351","name":"https://git.kernel.org/stable/c/334145d683ad3e31d052247f10807f2ebc950351","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-92488","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92488","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 155055771704f8cbb5c176a4309b7dc30a50450c 5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 155055771704f8cbb5c176a4309b7dc30a50450c ce7d205c264665517c25e8a3231cf2d0c2443e3c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 155055771704f8cbb5c176a4309b7dc30a50450c 334145d683ad3e31d052247f10807f2ebc950351 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 155055771704f8cbb5c176a4309b7dc30a50450c 652befcba956ef357f480525ccbe25c59bc81d4d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.52 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-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/hw/erdma/erdma_verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe","status":"affected","version":"155055771704f8cbb5c176a4309b7dc30a50450c","versionType":"git"},{"lessThan":"ce7d205c264665517c25e8a3231cf2d0c2443e3c","status":"affected","version":"155055771704f8cbb5c176a4309b7dc30a50450c","versionType":"git"},{"lessThan":"334145d683ad3e31d052247f10807f2ebc950351","status":"affected","version":"155055771704f8cbb5c176a4309b7dc30a50450c","versionType":"git"},{"lessThan":"652befcba956ef357f480525ccbe25c59bc81d4d","status":"affected","version":"155055771704f8cbb5c176a4309b7dc30a50450c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/erdma/erdma_verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.52","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: complete object teardown when the destroy command fails\n\nerdma_destroy_qp(), erdma_destroy_cq(), erdma_dereg_mr(), and\nerdma_destroy_ah() returned early when erdma_post_cmd_wait() failed,\nleaking the queue buffers, MTTs, doorbells and the STAG, QPN, CQN and AHN\nidentifiers. A command timeout clears ERDMA_CMDQ_STATE_OK_BIT and\npermanently disables the command queue, so no retry can succeed; the RDMA\ncore keeps the object after a failed destructor and forced uverbs cleanup\nthen nulls the pointers, making the resources unreachable.\n\nWarn on failure but release every software-owned resource and return\nsuccess, since during terminal destruction the hardware command result is\nonly diagnostic."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:10:02.962Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5fcfc988ecf3e2bbe308b95c2c0d2f011d9afabe"},{"url":"https://git.kernel.org/stable/c/ce7d205c264665517c25e8a3231cf2d0c2443e3c"},{"url":"https://git.kernel.org/stable/c/334145d683ad3e31d052247f10807f2ebc950351"},{"url":"https://git.kernel.org/stable/c/652befcba956ef357f480525ccbe25c59bc81d4d"}],"title":"RDMA/erdma: complete object teardown when the destroy command fails","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-92488","datePublished":"2026-09-17T16:10:02.962Z","dateReserved":"2026-09-16T12:21:13.870Z","dateUpdated":"2026-09-17T16:10:02.962Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:17:50","lastModifiedDate":"2026-09-17 17:17:50","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"92488","Ordinal":"1","Title":"RDMA/erdma: complete object teardown when the destroy command fa","CVE":"CVE-2026-92488","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"92488","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/erdma: complete object teardown when the destroy command fails\n\nerdma_destroy_qp(), erdma_destroy_cq(), erdma_dereg_mr(), and\nerdma_destroy_ah() returned early when erdma_post_cmd_wait() failed,\nleaking the queue buffers, MTTs, doorbells and the STAG, QPN, CQN and AHN\nidentifiers. A command timeout clears ERDMA_CMDQ_STATE_OK_BIT and\npermanently disables the command queue, so no retry can succeed; the RDMA\ncore keeps the object after a failed destructor and forced uverbs cleanup\nthen nulls the pointers, making the resources unreachable.\n\nWarn on failure but release every software-owned resource and return\nsuccess, since during terminal destruction the hardware command result is\nonly diagnostic.","Type":"Description","Title":"RDMA/erdma: complete object teardown when the destroy command fa"}]}}}