{"id":"CVE-2026-98392","state":"PUBLISHED","title":"Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: fix tx_handle bounds off-by-one\n\nValid indices into txq->urbd0s/tfds/bufs are 0..txq->count-1, so\ntfd_index == txq->count is already out of range. Change the guard in\nbtintel_pcie_msix_tx_handle() from '> txq->count' to '>= txq->count'.\n\nThis issue was reported by Claude Mythos.","publishedAt":"2026-10-14T13:25:56.096Z","updatedAt":"2026-10-19T09:18:45.317Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"72bbd7c815ef92399b7b109977ae4669ce22ee6e","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"932a87444107e6724d808082676bba5c915c98ad","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"a641201a9b4d69ee8a7ef35f7aa597dddee6b9ee","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"3dd1b41f96aad08444be1b7626c89de2b9f2abd4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"]}],"references":["https://git.kernel.org/stable/c/72bbd7c815ef92399b7b109977ae4669ce22ee6e","https://git.kernel.org/stable/c/932a87444107e6724d808082676bba5c915c98ad","https://git.kernel.org/stable/c/a641201a9b4d69ee8a7ef35f7aa597dddee6b9ee","https://git.kernel.org/stable/c/3dd1b41f96aad08444be1b7626c89de2b9f2abd4"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98392.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98392","state":"PUBLISHED","datePublished":"2026-10-14T13:25:56.096Z","dateUpdated":"2026-10-19T09:18:45.317Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.346Z"},"containers":{"cna":{"title":"Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: fix tx_handle bounds off-by-one\n\nValid indices into txq->urbd0s/tfds/bufs are 0..txq->count-1, so\ntfd_index == txq->count is already out of range. Change the guard in\nbtintel_pcie_msix_tx_handle() from '> txq->count' to '>= txq->count'.\n\nThis issue was reported by Claude Mythos."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"72bbd7c815ef92399b7b109977ae4669ce22ee6e","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"932a87444107e6724d808082676bba5c915c98ad","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"a641201a9b4d69ee8a7ef35f7aa597dddee6b9ee","versionType":"git"},{"version":"c2b636b3f788d10486a6691ad6dd3ec4c93bd78e","status":"affected","lessThan":"3dd1b41f96aad08444be1b7626c89de2b9f2abd4","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/bluetooth/btintel_pcie.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/72bbd7c815ef92399b7b109977ae4669ce22ee6e"},{"url":"https://git.kernel.org/stable/c/932a87444107e6724d808082676bba5c915c98ad"},{"url":"https://git.kernel.org/stable/c/a641201a9b4d69ee8a7ef35f7aa597dddee6b9ee"},{"url":"https://git.kernel.org/stable/c/3dd1b41f96aad08444be1b7626c89de2b9f2abd4"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:18:45.317Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}