{"api_version":"1","generated_at":"2026-10-08T11:32:21+00:00","cve":"CVE-2026-98295","urls":{"html":"https://cve.report/CVE-2026-98295","api":"https://cve.report/api/cve/CVE-2026-98295.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98295","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98295"},"summary":{"title":"Bluetooth: coredump: Quiesce dump work on unregister","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: coredump: Quiesce dump work on unregister\n\nhci_devcd_handle_pkt_init() arms dump_timeout and coredump producers\nqueue dump_rx without holding an hdev reference. Unregister leaves both\nworks live, so disconnecting during an active dump lets them access hdev\nafter hci_release_dev() frees it.\n\nShut down coredump processing during unregister. Close the producer gate\nunder dump_q.lock before disabling both works, then free the active buffer\nand queued packets under hci_dev_lock. Serializing the gate with enqueue\nprevents controller-specific workers from adding packets after the final\npurge.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:20","updated_at":"2026-10-06 09:18:20"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/dcaf10ef27f928568c25de3e9fc242e538de5c67","name":"https://git.kernel.org/stable/c/dcaf10ef27f928568c25de3e9fc242e538de5c67","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/82699d1b727ba5980b94f1eb8dc3d346f41b7c67","name":"https://git.kernel.org/stable/c/82699d1b727ba5980b94f1eb8dc3d346f41b7c67","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d236517c264e41dc09833c708ef23bccb7a91219","name":"https://git.kernel.org/stable/c/d236517c264e41dc09833c708ef23bccb7a91219","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/24af375d7d8aa5f698e4dc41317102f44114351a","name":"https://git.kernel.org/stable/c/24af375d7d8aa5f698e4dc41317102f44114351a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98295","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98295","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9695ef876fd122cb7bbc04a4a93b8727d2e36bda 24af375d7d8aa5f698e4dc41317102f44114351a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9695ef876fd122cb7bbc04a4a93b8727d2e36bda dcaf10ef27f928568c25de3e9fc242e538de5c67 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9695ef876fd122cb7bbc04a4a93b8727d2e36bda 82699d1b727ba5980b94f1eb8dc3d346f41b7c67 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9695ef876fd122cb7bbc04a4a93b8727d2e36bda d236517c264e41dc09833c708ef23bccb7a91219 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected deb8156ebe5cb63a5988e7f86cc46aa062527c2b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.1.188 6.2 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.4","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.4 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.54 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc4 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98295","cve":"CVE-2026-98295","epss":"0.001750000","percentile":"0.063840000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["include/net/bluetooth/coredump.h","net/bluetooth/coredump.c","net/bluetooth/hci_core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"24af375d7d8aa5f698e4dc41317102f44114351a","status":"affected","version":"9695ef876fd122cb7bbc04a4a93b8727d2e36bda","versionType":"git"},{"lessThan":"dcaf10ef27f928568c25de3e9fc242e538de5c67","status":"affected","version":"9695ef876fd122cb7bbc04a4a93b8727d2e36bda","versionType":"git"},{"lessThan":"82699d1b727ba5980b94f1eb8dc3d346f41b7c67","status":"affected","version":"9695ef876fd122cb7bbc04a4a93b8727d2e36bda","versionType":"git"},{"lessThan":"d236517c264e41dc09833c708ef23bccb7a91219","status":"affected","version":"9695ef876fd122cb7bbc04a4a93b8727d2e36bda","versionType":"git"},{"status":"affected","version":"deb8156ebe5cb63a5988e7f86cc46aa062527c2b","versionType":"git"},{"lessThan":"6.2","status":"affected","version":"6.1.188","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["include/net/bluetooth/coredump.h","net/bluetooth/coredump.c","net/bluetooth/hci_core.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc4","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc4","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.188","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: coredump: Quiesce dump work on unregister\n\nhci_devcd_handle_pkt_init() arms dump_timeout and coredump producers\nqueue dump_rx without holding an hdev reference. Unregister leaves both\nworks live, so disconnecting during an active dump lets them access hdev\nafter hci_release_dev() frees it.\n\nShut down coredump processing during unregister. Close the producer gate\nunder dump_q.lock before disabling both works, then free the active buffer\nand queued packets under hci_dev_lock. Serializing the gate with enqueue\nprevents controller-specific workers from adding packets after the final\npurge."}],"providerMetadata":{"dateUpdated":"2026-10-06T08:45:54.141Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/24af375d7d8aa5f698e4dc41317102f44114351a"},{"url":"https://git.kernel.org/stable/c/dcaf10ef27f928568c25de3e9fc242e538de5c67"},{"url":"https://git.kernel.org/stable/c/82699d1b727ba5980b94f1eb8dc3d346f41b7c67"},{"url":"https://git.kernel.org/stable/c/d236517c264e41dc09833c708ef23bccb7a91219"}],"title":"Bluetooth: coredump: Quiesce dump work on unregister","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98295","datePublished":"2026-10-06T08:45:54.141Z","dateReserved":"2026-09-25T10:25:14.337Z","dateUpdated":"2026-10-06T08:45:54.141Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:20","lastModifiedDate":"2026-10-06 09:18:20","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98295","Ordinal":"1","Title":"Bluetooth: coredump: Quiesce dump work on unregister","CVE":"CVE-2026-98295","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98295","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: coredump: Quiesce dump work on unregister\n\nhci_devcd_handle_pkt_init() arms dump_timeout and coredump producers\nqueue dump_rx without holding an hdev reference. Unregister leaves both\nworks live, so disconnecting during an active dump lets them access hdev\nafter hci_release_dev() frees it.\n\nShut down coredump processing during unregister. Close the producer gate\nunder dump_q.lock before disabling both works, then free the active buffer\nand queued packets under hci_dev_lock. Serializing the gate with enqueue\nprevents controller-specific workers from adding packets after the final\npurge.","Type":"Description","Title":"Bluetooth: coredump: Quiesce dump work on unregister"}]}}}