CVE-2024-11586Public exploit

Audio service crash via fake SCO volume change

Published Nov 23, 2024 · Updated Nov 25, 2024

Denial of service in Canonical PulseAudio on Ubuntu 16.04 allows local users to crash the daemon through its local control interface. With a Bluetooth headset connected, selecting the headset profile and changing the fake SCO sink volume terminates PulseAudio. Exploitation requires local high privileges and user interaction, and repeated requests can interrupt audio and voice calls.

CVSS severity4.0
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Canonical PulseAudio on Ubuntu 16.04 allows local users to crash the daemon through its local control interface. With a Bluetooth headset connected, selecting the headset profile and changing the fake SCO sink volume terminates PulseAudio. Exploitation requires local high privileges and user interaction, and repeated requests can interrupt audio and voice calls.

The record

CVE
CVE-2024-11586
Published
Nov 23, 2024
Updated
Nov 25, 2024
Vendor
Canonical
Product
PulseAudio
Classifications
CWE-404, T1499
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Nov 23, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 25, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Canonical · PulseAudioversion=0

Published CVSS scores

4.0CanonicalCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-404Improper Resource Shutdown or Release
T1499Endpoint Denial of Service

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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