CVE-2026-80186

HIGH
MEDIUM Priority: 0.04 BB Relevance: 60/100
Published: 2026-08-25 Modified: 2026-11-05 First seen: 2026-11-02 Status: active

Attack Surface

Adjacent Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: None
UI: None
S: Unchanged
C: Low
I: Low
A: High

Description

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.

Bug Bounty Relevance

60 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.6 / 10.0 v3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

EPSS — Exploitation Probability

0.50%
Raw Score 0.005010
Percentile 43.5%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00501
2026-11-12
0.00501
2026-11-10
0.00501
2026-11-09
0.00501
2026-11-08
0.00501
2026-11-07
0.00501
2026-11-06
0.00501
2026-11-05
0.00501
2026-11-04
0.00501
2026-11-03
0.00501
2026-11-02
0.00501

Intelligence Sources

mitre ref →
nvd ref →