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Ubuntu 26.04 PipeWire Critical Denial of Service Vuln USN-8535-1

ubuntu
Calendar Grey July 13, 2026
Dist Ubuntu Esm H88
Discover several security issues fixed in PipeWire affecting Ubuntu 22.04-26.04, including critical denial of service risks.
Several security issues were fixed in PipeWire.

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)

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu vulnerability pipewire

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

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8535-1

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu vulnerability pipewire

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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