{"api_version":"1","generated_at":"2026-09-17T23:31:46+00:00","cve":"CVE-2026-93165","urls":{"html":"https://cve.report/CVE-2026-93165","api":"https://cve.report/api/cve/CVE-2026-93165.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-93165","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93165"},"summary":{"title":"platform/chrome: sensorhub: Fix memory overread in ring handler","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/chrome: sensorhub: Fix memory overread in ring handler\n\n`max_response` and `sensor_num` are read from different EC commands:\n\n- `max_response` is from cros_ec_get_proto_info().\n    ec_dev->max_response = info->max_response_packet_size -\n                                    sizeof(struct ec_host_response);\n\n- `sensor_num` is from cros_ec_get_sensor_count().\n    sensor_num = cros_ec_get_sensor_count(ec);\n\nWith a malfunctioning EC firmware, it is possible that the `msg->insize`\n(i.e., `fifo_info_length` in the context) could be clamped in\ncros_ec_cmd_xfer() because `msg->insize` is greater than `max_response`.\n\n    int fifo_info_length =\n            sizeof(struct ec_response_motion_sense_fifo_info) +\n            sizeof(u16) * sensorhub->sensor_num;\n\nThis means the number of read bytes could be less than expected.  As a\nresult, the subsequent memcpy() in cros_ec_sensorhub_ring_handler()\noverreads the `resp->fifo_info` buffer.\n\nCheck the return value of cros_ec_cmd_xfer_status() and abort if the\nnumber of bytes read does not match the expected length.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:18:12","updated_at":"2026-09-17 17:18:12"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/86bcfab7dff6f0a61cbe0660e5176e907353141b","name":"https://git.kernel.org/stable/c/86bcfab7dff6f0a61cbe0660e5176e907353141b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7780d93ae28f31fe517417c9451255315d1ad584","name":"https://git.kernel.org/stable/c/7780d93ae28f31fe517417c9451255315d1ad584","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d1ceb2b2324717fa30b44d56ef0c52813e239569","name":"https://git.kernel.org/stable/c/d1ceb2b2324717fa30b44d56ef0c52813e239569","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ee0403520cdbcf87e853df9aaa9b518a0684ed38","name":"https://git.kernel.org/stable/c/ee0403520cdbcf87e853df9aaa9b518a0684ed38","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6268f46d83875d294d75b68b97a5b79953744598","name":"https://git.kernel.org/stable/c/6268f46d83875d294d75b68b97a5b79953744598","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/98604cc8fd2578442f49cd113481e8fc83bc0ad3","name":"https://git.kernel.org/stable/c/98604cc8fd2578442f49cd113481e8fc83bc0ad3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7e901aaf95828364b05a2120a1bea1a1669bdc9a","name":"https://git.kernel.org/stable/c/7e901aaf95828364b05a2120a1bea1a1669bdc9a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/847a5ba0ac75f609e3f88da905251f7a76179145","name":"https://git.kernel.org/stable/c/847a5ba0ac75f609e3f88da905251f7a76179145","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-93165","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93165","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 145d59baff5944b71551ac518d7fd7d377a9c820 98604cc8fd2578442f49cd113481e8fc83bc0ad3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 145d59baff5944b71551ac518d7fd7d377a9c820 86bcfab7dff6f0a61cbe0660e5176e907353141b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 145d59baff5944b71551ac518d7fd7d377a9c820 7e901aaf95828364b05a2120a1bea1a1669bdc9a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 145d59baff5944b71551ac518d7fd7d377a9c820 7780d93ae28f31fe517417c9451255315d1ad584 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.221 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.188 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* 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/platform/chrome/cros_ec_sensorhub_ring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"98604cc8fd2578442f49cd113481e8fc83bc0ad3","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"86bcfab7dff6f0a61cbe0660e5176e907353141b","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"7e901aaf95828364b05a2120a1bea1a1669bdc9a","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"7780d93ae28f31fe517417c9451255315d1ad584","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"ee0403520cdbcf87e853df9aaa9b518a0684ed38","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"847a5ba0ac75f609e3f88da905251f7a76179145","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"6268f46d83875d294d75b68b97a5b79953744598","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"},{"lessThan":"d1ceb2b2324717fa30b44d56ef0c52813e239569","status":"affected","version":"145d59baff5944b71551ac518d7fd7d377a9c820","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/platform/chrome/cros_ec_sensorhub_ring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.7"},{"lessThan":"5.7","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.270","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.221","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.188","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","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":"5.10.270","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"5.7","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"5.7","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/chrome: sensorhub: Fix memory overread in ring handler\n\n`max_response` and `sensor_num` are read from different EC commands:\n\n- `max_response` is from cros_ec_get_proto_info().\n    ec_dev->max_response = info->max_response_packet_size -\n                                    sizeof(struct ec_host_response);\n\n- `sensor_num` is from cros_ec_get_sensor_count().\n    sensor_num = cros_ec_get_sensor_count(ec);\n\nWith a malfunctioning EC firmware, it is possible that the `msg->insize`\n(i.e., `fifo_info_length` in the context) could be clamped in\ncros_ec_cmd_xfer() because `msg->insize` is greater than `max_response`.\n\n    int fifo_info_length =\n            sizeof(struct ec_response_motion_sense_fifo_info) +\n            sizeof(u16) * sensorhub->sensor_num;\n\nThis means the number of read bytes could be less than expected.  As a\nresult, the subsequent memcpy() in cros_ec_sensorhub_ring_handler()\noverreads the `resp->fifo_info` buffer.\n\nCheck the return value of cros_ec_cmd_xfer_status() and abort if the\nnumber of bytes read does not match the expected length."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:11:57.922Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/98604cc8fd2578442f49cd113481e8fc83bc0ad3"},{"url":"https://git.kernel.org/stable/c/86bcfab7dff6f0a61cbe0660e5176e907353141b"},{"url":"https://git.kernel.org/stable/c/7e901aaf95828364b05a2120a1bea1a1669bdc9a"},{"url":"https://git.kernel.org/stable/c/7780d93ae28f31fe517417c9451255315d1ad584"},{"url":"https://git.kernel.org/stable/c/ee0403520cdbcf87e853df9aaa9b518a0684ed38"},{"url":"https://git.kernel.org/stable/c/847a5ba0ac75f609e3f88da905251f7a76179145"},{"url":"https://git.kernel.org/stable/c/6268f46d83875d294d75b68b97a5b79953744598"},{"url":"https://git.kernel.org/stable/c/d1ceb2b2324717fa30b44d56ef0c52813e239569"}],"title":"platform/chrome: sensorhub: Fix memory overread in ring handler","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-93165","datePublished":"2026-09-17T16:11:57.922Z","dateReserved":"2026-09-17T16:02:15.090Z","dateUpdated":"2026-09-17T16:11:57.922Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:18:12","lastModifiedDate":"2026-09-17 17:18:12","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"93165","Ordinal":"1","Title":"platform/chrome: sensorhub: Fix memory overread in ring handler","CVE":"CVE-2026-93165","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"93165","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/chrome: sensorhub: Fix memory overread in ring handler\n\n`max_response` and `sensor_num` are read from different EC commands:\n\n- `max_response` is from cros_ec_get_proto_info().\n    ec_dev->max_response = info->max_response_packet_size -\n                                    sizeof(struct ec_host_response);\n\n- `sensor_num` is from cros_ec_get_sensor_count().\n    sensor_num = cros_ec_get_sensor_count(ec);\n\nWith a malfunctioning EC firmware, it is possible that the `msg->insize`\n(i.e., `fifo_info_length` in the context) could be clamped in\ncros_ec_cmd_xfer() because `msg->insize` is greater than `max_response`.\n\n    int fifo_info_length =\n            sizeof(struct ec_response_motion_sense_fifo_info) +\n            sizeof(u16) * sensorhub->sensor_num;\n\nThis means the number of read bytes could be less than expected.  As a\nresult, the subsequent memcpy() in cros_ec_sensorhub_ring_handler()\noverreads the `resp->fifo_info` buffer.\n\nCheck the return value of cros_ec_cmd_xfer_status() and abort if the\nnumber of bytes read does not match the expected length.","Type":"Description","Title":"platform/chrome: sensorhub: Fix memory overread in ring handler"}]}}}