{"api_version":"1","generated_at":"2026-04-23T06:54:46+00:00","cve":"CVE-2026-31492","urls":{"html":"https://cve.report/CVE-2026-31492","api":"https://cve.report/api/cve/CVE-2026-31492.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31492","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31492"},"summary":{"title":"RDMA/irdma: Initialize free_qp completion before using it","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Initialize free_qp completion before using it\n\nIn irdma_create_qp, if ib_copy_to_udata fails, it will call\nirdma_destroy_qp to clean up which will attempt to wait on\nthe free_qp completion, which is not initialized yet. Fix this\nby initializing the completion before the ib_copy_to_udata call.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-22 14:16:47","updated_at":"2026-04-22 14:16:47"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/cd1534c8f4984432382c240f6784408497f5bb0a","name":"https://git.kernel.org/stable/c/cd1534c8f4984432382c240f6784408497f5bb0a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/11a95521fb93c91e2d4ef9d53dc80ef0a755549b","name":"https://git.kernel.org/stable/c/11a95521fb93c91e2d4ef9d53dc80ef0a755549b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3cb88c12461b71c7d9c604aa2e6a9a477ecfa147","name":"https://git.kernel.org/stable/c/3cb88c12461b71c7d9c604aa2e6a9a477ecfa147","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ac1da7bd224d406b6f1b84414f0f652ab43b6bd8","name":"https://git.kernel.org/stable/c/ac1da7bd224d406b6f1b84414f0f652ab43b6bd8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af310407f79d5816fc0ab3638e1588b6193316dd","name":"https://git.kernel.org/stable/c/af310407f79d5816fc0ab3638e1588b6193316dd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f72996834f7bdefc2b95e3eec30447ee195df44e","name":"https://git.kernel.org/stable/c/f72996834f7bdefc2b95e3eec30447ee195df44e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-31492","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31492","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 ac1da7bd224d406b6f1b84414f0f652ab43b6bd8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 af310407f79d5816fc0ab3638e1588b6193316dd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 cd1534c8f4984432382c240f6784408497f5bb0a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 3cb88c12461b71c7d9c604aa2e6a9a477ecfa147 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 f72996834f7bdefc2b95e3eec30447ee195df44e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected b48c24c2d710cf34810c555dcef883a3d35a9c08 11a95521fb93c91e2d4ef9d53dc80ef0a755549b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.14 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.168 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.131 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.80 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.21 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.11 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * 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/irdma/verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ac1da7bd224d406b6f1b84414f0f652ab43b6bd8","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"},{"lessThan":"af310407f79d5816fc0ab3638e1588b6193316dd","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"},{"lessThan":"cd1534c8f4984432382c240f6784408497f5bb0a","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"},{"lessThan":"3cb88c12461b71c7d9c604aa2e6a9a477ecfa147","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"},{"lessThan":"f72996834f7bdefc2b95e3eec30447ee195df44e","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"},{"lessThan":"11a95521fb93c91e2d4ef9d53dc80ef0a755549b","status":"affected","version":"b48c24c2d710cf34810c555dcef883a3d35a9c08","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/irdma/verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.14"},{"lessThan":"5.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.131","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.80","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.168","versionStartIncluding":"5.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.131","versionStartIncluding":"5.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.80","versionStartIncluding":"5.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.21","versionStartIncluding":"5.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.11","versionStartIncluding":"5.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"5.14","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Initialize free_qp completion before using it\n\nIn irdma_create_qp, if ib_copy_to_udata fails, it will call\nirdma_destroy_qp to clean up which will attempt to wait on\nthe free_qp completion, which is not initialized yet. Fix this\nby initializing the completion before the ib_copy_to_udata call."}],"providerMetadata":{"dateUpdated":"2026-04-22T13:54:15.581Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ac1da7bd224d406b6f1b84414f0f652ab43b6bd8"},{"url":"https://git.kernel.org/stable/c/af310407f79d5816fc0ab3638e1588b6193316dd"},{"url":"https://git.kernel.org/stable/c/cd1534c8f4984432382c240f6784408497f5bb0a"},{"url":"https://git.kernel.org/stable/c/3cb88c12461b71c7d9c604aa2e6a9a477ecfa147"},{"url":"https://git.kernel.org/stable/c/f72996834f7bdefc2b95e3eec30447ee195df44e"},{"url":"https://git.kernel.org/stable/c/11a95521fb93c91e2d4ef9d53dc80ef0a755549b"}],"title":"RDMA/irdma: Initialize free_qp completion before using it","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31492","datePublished":"2026-04-22T13:54:15.581Z","dateReserved":"2026-03-09T15:48:24.102Z","dateUpdated":"2026-04-22T13:54:15.581Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-22 14:16:47","lastModifiedDate":"2026-04-22 14:16:47","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31492","Ordinal":"1","Title":"RDMA/irdma: Initialize free_qp completion before using it","CVE":"CVE-2026-31492","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31492","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Initialize free_qp completion before using it\n\nIn irdma_create_qp, if ib_copy_to_udata fails, it will call\nirdma_destroy_qp to clean up which will attempt to wait on\nthe free_qp completion, which is not initialized yet. Fix this\nby initializing the completion before the ib_copy_to_udata call.","Type":"Description","Title":"RDMA/irdma: Initialize free_qp completion before using it"}]}}}