Linux Kernel BT btintel_pcie TX Descriptor Bounds Check Vulnerability
CVE-2026-99094 Published on October 26, 2026
Bluetooth: btintel_pcie: fix TX descriptor bounds check
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: btintel_pcie: fix TX descriptor bounds check
btintel_pcie_prepare_tx() uses tfd_index to access the TFD and data
buffer arrays before the index is advanced modulo txq->count. An index
equal to txq->count is one past the end of both arrays, so reject it in
the bounds check.
Products Associated with CVE-2026-99094
Want to know whenever a new CVE is published for Linux Kernel? stack.watch will email you.
Affected Versions
Linux:- Version 6e65a09f927566f257322358d429b267548473eb and below 08704ec6d4bf69725e7815b09a9b5c7af83e255b is affected.
- Version 6e65a09f927566f257322358d429b267548473eb and below 39ab048cce70d50af48015f5f294c4cf80d6ba89 is affected.
- Version 6e65a09f927566f257322358d429b267548473eb and below 2669567615215d52fb306053cbcc1f53dc386158 is affected.
- Version 6e65a09f927566f257322358d429b267548473eb and below baa53af641c9e3644e717b8dfd1b95a55a0c111b is affected.
- Version 6.10 is affected.
- Before 6.10 is unaffected.
- Version 6.12.113, <= 6.12.* is unaffected.
- Version 6.18.57, <= 6.18.* is unaffected.
- Version 7.2.11, <= 7.2.* is unaffected.
- Version 7.3, <= * is unaffected.