CVE-2025-68304
CSIRTS triage
- What
- Bluetooth hci_core improper handling of HCI connection lookup on RX path.
- Who is affected
- Linux systems with Bluetooth enabled processing incoming HCI connections.
- Urgency
- High; unexloited but affects Bluetooth core connection handling; CVSS 7.0 indicates significant risk.
- Action
- Apply kernel patch for proper hci_conn lookup on the protocol-side RX path.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.20% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 10% of all EPSS-scored CVEs.
Advisory coverage (1)
- highCVE-2025-68304: Bluetooth: hci_core: lookup hci_conn on RX path on protocol sidemsrc · 2026-08-06
External references
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[](https://www.csirts.com/cve/CVE-2025-68304)