{"api_version":"1","generated_at":"2026-09-17T23:31:15+00:00","cve":"CVE-2026-93153","urls":{"html":"https://cve.report/CVE-2026-93153","api":"https://cve.report/api/cve/CVE-2026-93153.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93153","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93153"},"summary":{"title":"RDMA/bng_re: return a timeout when firmware responses stall","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/bng_re: return a timeout when firmware responses stall\n\n__wait_for_resp() documents that it returns a non-zero error when a\nfirmware command does not complete, and bng_re_rcfw_send_message() already\nmarks the firmware as stalled when the helper returns -ENODEV.\n\nHowever, the helper ignores wait_event_timeout() expiry.  If the response\nslot remains in use after the timeout and after the polled CREQ service\nattempt, the loop starts another full timeout period and can repeat\nforever.\n\nReturn -ENODEV after a timed out wait that still has no response.  The\nexisting caller then marks FIRMWARE_STALL_DETECTED and returns\n-ETIMEDOUT to the command issuer.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:18:10","updated_at":"2026-09-17 17:18:10"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/02d4ee65dc2e883f554169155937742e6014c243","name":"https://git.kernel.org/stable/c/02d4ee65dc2e883f554169155937742e6014c243","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5f9576c6734abca88a02db72c466e09d2eddf160","name":"https://git.kernel.org/stable/c/5f9576c6734abca88a02db72c466e09d2eddf160","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93153","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93153","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 53c6ee7d7f68a0679f8ddc703338aa2550d24a17 02d4ee65dc2e883f554169155937742e6014c243 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 53c6ee7d7f68a0679f8ddc703338aa2550d24a17 5f9576c6734abca88a02db72c466e09d2eddf160 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.19","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 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/bng_re/bng_fw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"02d4ee65dc2e883f554169155937742e6014c243","status":"affected","version":"53c6ee7d7f68a0679f8ddc703338aa2550d24a17","versionType":"git"},{"lessThan":"5f9576c6734abca88a02db72c466e09d2eddf160","status":"affected","version":"53c6ee7d7f68a0679f8ddc703338aa2550d24a17","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/bng_re/bng_fw.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","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":"7.2.6","versionStartIncluding":"6.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.19","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/bng_re: return a timeout when firmware responses stall\n\n__wait_for_resp() documents that it returns a non-zero error when a\nfirmware command does not complete, and bng_re_rcfw_send_message() already\nmarks the firmware as stalled when the helper returns -ENODEV.\n\nHowever, the helper ignores wait_event_timeout() expiry.  If the response\nslot remains in use after the timeout and after the polled CREQ service\nattempt, the loop starts another full timeout period and can repeat\nforever.\n\nReturn -ENODEV after a timed out wait that still has no response.  The\nexisting caller then marks FIRMWARE_STALL_DETECTED and returns\n-ETIMEDOUT to the command issuer."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:11:49.443Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/02d4ee65dc2e883f554169155937742e6014c243"},{"url":"https://git.kernel.org/stable/c/5f9576c6734abca88a02db72c466e09d2eddf160"}],"title":"RDMA/bng_re: return a timeout when firmware responses stall","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93153","datePublished":"2026-09-17T16:11:49.443Z","dateReserved":"2026-09-17T16:02:15.089Z","dateUpdated":"2026-09-17T16:11:49.443Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:18:10","lastModifiedDate":"2026-09-17 17:18:10","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93153","Ordinal":"1","Title":"RDMA/bng_re: return a timeout when firmware responses stall","CVE":"CVE-2026-93153","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93153","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/bng_re: return a timeout when firmware responses stall\n\n__wait_for_resp() documents that it returns a non-zero error when a\nfirmware command does not complete, and bng_re_rcfw_send_message() already\nmarks the firmware as stalled when the helper returns -ENODEV.\n\nHowever, the helper ignores wait_event_timeout() expiry.  If the response\nslot remains in use after the timeout and after the polled CREQ service\nattempt, the loop starts another full timeout period and can repeat\nforever.\n\nReturn -ENODEV after a timed out wait that still has no response.  The\nexisting caller then marks FIRMWARE_STALL_DETECTED and returns\n-ETIMEDOUT to the command issuer.","Type":"Description","Title":"RDMA/bng_re: return a timeout when firmware responses stall"}]}}}