HIGH 7.6 NVD
CVE-2026-80186
A stack-based buffer overflow vulnerability exists in BlueZ, the Linux Bluetooth protocol stack. A remote user within Bluetooth radio range can send a specially
A stack-based buffer overflow vulnerability exists in BlueZ, the Linux Bluetooth protocol stack. A remote user within Bluetooth radio range can send a specially crafted Extended Inquiry Response (EIR) packet that causes a buffer overflow when the target device performs Bluetooth discovery. This vulnerability can lead to a Denial of Service (DoS) by crashing the bluetoothd service and may allow for arbitrary code execution.
References
- https://access.redhat.com/security/cve/CVE-2026-80186
- https://bugzilla.redhat.com/show_bug.cgi?id=2524132
- https://github.com/bluez/bluez/security/advisories/GHSA-68h6-5qgp-3975
This high severity vulnerability with a CVSS score of 7.6 was published on 2026-08-25 via NVD.
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