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[USN-8535-1] PipeWire vulnerabilities

Posted on 13 July 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8535-1
July 13, 2026

pipewire vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 26.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in PipeWire.

Software Description:
- pipewire: Low-latency, graph-based processing engine

Details:

It was discovered that PipeWire accepted unbounded Content-Length values
in its RAOP module. A remote attacker could possibly use this issue to cause
a denial of service. This issue only affected Ubuntu 24.04 LTS.
(CVE-2026-14324)

It was discovered that PipeWire performed multiple unbounded stack
allocations in its PulseAudio protocol server. A local attacker could
possibly use this issue to cause a denial of service. (CVE-2026-14330)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 26.04 LTS
libpipewire-0.3-modules 1.6.2-1ubuntu1.1
libpipewire-0.3-modules-extra 1.6.2-1ubuntu1.1
libpipewire-0.3-modules-x11 1.6.2-1ubuntu1.1
libspa-0.2-modules 1.6.2-1ubuntu1.1
libspa-0.2-modules-extra 1.6.2-1ubuntu1.1
pipewire 1.6.2-1ubuntu1.1
pipewire-bin 1.6.2-1ubuntu1.1
pipewire-pulse 1.6.2-1ubuntu1.1

Ubuntu 24.04 LTS
libpipewire-0.3-modules 1.0.5-1ubuntu3.3
libpipewire-0.3-modules-x11 1.0.5-1ubuntu3.3
libspa-0.2-modules 1.0.5-1ubuntu3.3
pipewire 1.0.5-1ubuntu3.3
pipewire-bin 1.0.5-1ubuntu3.3
pipewire-pulse 1.0.5-1ubuntu3.3

Ubuntu 22.04 LTS
libpipewire-0.3-modules 0.3.48-1ubuntu3.2
libspa-0.2-modules 0.3.48-1ubuntu3.2
pipewire 0.3.48-1ubuntu3.2
pipewire-bin 0.3.48-1ubuntu3.2
pipewire-pulse 0.3.48-1ubuntu3.2

After a standard system update you need to restart pipewire to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8535-1
CVE-2026-14324, CVE-2026-14330

Package Information:
https://launchpad.net/ubuntu/+source/pipewire/1.6.2-1ubuntu1.1
https://launchpad.net/ubuntu/+source/pipewire/1.0.5-1ubuntu3.3
https://launchpad.net/ubuntu/+source/pipewire/0.3.48-1ubuntu3.2

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