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CVE-2026-98392

Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel_pcie: fix tx_handle bounds off-by-one Valid indices into txq->urbd0s/tfds/bufs are 0..txq->count-1, so tfd_index == txq->count is already out of range. Change the guard in btintel_pcie_msix_tx_handle() from '> txq->count' to '>= txq->count'. This issue was reported by Claude Mythos.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected c2b636b3f788d10486a6691ad6dd3ec4c93bd78e before 72bbd7c815ef92399b7b109977ae4669ce22ee6e; affected c2b636b3f788d10486a6691ad6dd3ec4c93bd78e before 932a87444107e6724d808082676bba5c915c98ad; affected c2b636b3f788d10486a6691ad6dd3ec4c93bd78e before a641201a9b4d69ee8a7ef35f7aa597dddee6b9ee; affected c2b636b3f788d10486a6691ad6dd3ec4c93bd78e before 3dd1b41f96aad08444be1b7626c89de2b9f2abd4
Linux / Linuxaffected 6.10; unaffected 0 before 6.10; unaffected 6.12.111 through 6.12.*; unaffected 6.18.53 through 6.18.*; unaffected 7.2.7 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References