{"api_version":"1","generated_at":"2026-10-24T06:42:12+00:00","cve":"CVE-2026-98896","urls":{"html":"https://cve.report/CVE-2026-98896","api":"https://cve.report/api/cve/CVE-2026-98896.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98896","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98896"},"summary":{"title":"thunderbolt: Keep the domain reference while processing hotplug","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep the domain reference while processing hotplug\n\nWe process hotplug events in a workqueue that may run after the domain\nhas been removed by tb_domain_remove(). For example if user unloads the\ndriver while at the same time plugging  a device router we may have\nscheduled tb_handle_hotplug() to run. Avoid possible UAF in this case by\ntaking the domain reference before scheduling the hotplug handler in\ntb_queue_hotplug().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-23 12:18:23","updated_at":"2026-10-23 12:18:23"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/04df2985159e381c88a923fae1bec2f8d0272412","name":"https://git.kernel.org/stable/c/04df2985159e381c88a923fae1bec2f8d0272412","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e8656465d08ed832e120c9cca4a6d0c8ccb45698","name":"https://git.kernel.org/stable/c/e8656465d08ed832e120c9cca4a6d0c8ccb45698","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1d991f749a8255ee2ecc6307e2f27354ab631827","name":"https://git.kernel.org/stable/c/1d991f749a8255ee2ecc6307e2f27354ab631827","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/138ec65b2c761f065b19d115aed2b8246fc272f5","name":"https://git.kernel.org/stable/c/138ec65b2c761f065b19d115aed2b8246fc272f5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/06b2e894e640f6a3dbeb536a2d26d72426b26a46","name":"https://git.kernel.org/stable/c/06b2e894e640f6a3dbeb536a2d26d72426b26a46","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0a87af3b1e3aa2e09d160848daf0c39e765b73de","name":"https://git.kernel.org/stable/c/0a87af3b1e3aa2e09d160848daf0c39e765b73de","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b61a4ae2ec6a0d363615d01106e0a2d284133a38","name":"https://git.kernel.org/stable/c/b61a4ae2ec6a0d363615d01106e0a2d284133a38","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98896","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98896","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 06b2e894e640f6a3dbeb536a2d26d72426b26a46 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 1d991f749a8255ee2ecc6307e2f27354ab631827 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 e8656465d08ed832e120c9cca4a6d0c8ccb45698 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 b61a4ae2ec6a0d363615d01106e0a2d284133a38 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.53 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.271 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.222 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.189 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.158 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.111 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * 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/thunderbolt/tb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"06b2e894e640f6a3dbeb536a2d26d72426b26a46","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"1d991f749a8255ee2ecc6307e2f27354ab631827","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"e8656465d08ed832e120c9cca4a6d0c8ccb45698","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"b61a4ae2ec6a0d363615d01106e0a2d284133a38","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"04df2985159e381c88a923fae1bec2f8d0272412","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"0a87af3b1e3aa2e09d160848daf0c39e765b73de","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"138ec65b2c761f065b19d115aed2b8246fc272f5","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"5.10.271","status":"affected","version":"0","versionType":"semver"},{"lessThan":"5.15.222","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.1.189","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.6.158","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.12.111","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.18.53","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/thunderbolt/tb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.111","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.271","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.111","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep the domain reference while processing hotplug\n\nWe process hotplug events in a workqueue that may run after the domain\nhas been removed by tb_domain_remove(). For example if user unloads the\ndriver while at the same time plugging  a device router we may have\nscheduled tb_handle_hotplug() to run. Avoid possible UAF in this case by\ntaking the domain reference before scheduling the hotplug handler in\ntb_queue_hotplug()."}],"providerMetadata":{"dateUpdated":"2026-10-23T11:37:58.225Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/06b2e894e640f6a3dbeb536a2d26d72426b26a46"},{"url":"https://git.kernel.org/stable/c/1d991f749a8255ee2ecc6307e2f27354ab631827"},{"url":"https://git.kernel.org/stable/c/e8656465d08ed832e120c9cca4a6d0c8ccb45698"},{"url":"https://git.kernel.org/stable/c/b61a4ae2ec6a0d363615d01106e0a2d284133a38"},{"url":"https://git.kernel.org/stable/c/04df2985159e381c88a923fae1bec2f8d0272412"},{"url":"https://git.kernel.org/stable/c/0a87af3b1e3aa2e09d160848daf0c39e765b73de"},{"url":"https://git.kernel.org/stable/c/138ec65b2c761f065b19d115aed2b8246fc272f5"}],"title":"thunderbolt: Keep the domain reference while processing hotplug","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98896","datePublished":"2026-10-23T11:37:58.225Z","dateReserved":"2026-09-25T10:25:14.379Z","dateUpdated":"2026-10-23T11:37:58.225Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-23 12:18:23","lastModifiedDate":"2026-10-23 12:18:23","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98896","Ordinal":"1","Title":"thunderbolt: Keep the domain reference while processing hotplug","CVE":"CVE-2026-98896","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98896","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nthunderbolt: Keep the domain reference while processing hotplug\n\nWe process hotplug events in a workqueue that may run after the domain\nhas been removed by tb_domain_remove(). For example if user unloads the\ndriver while at the same time plugging  a device router we may have\nscheduled tb_handle_hotplug() to run. Avoid possible UAF in this case by\ntaking the domain reference before scheduling the hotplug handler in\ntb_queue_hotplug().","Type":"Description","Title":"thunderbolt: Keep the domain reference while processing hotplug"}]}}}