CVE-2026-14330 Pipewire: pulse server alloca stack overflow
Unbounded alloca calls in PipeWire's PulseAudio server allow attackers to cause a stack overflow and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-14330?
CVE-2026-14330 is a medium-severity denial of service vulnerability in Red Hat Enterprise Linux 10, published on 1 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Multiple unbounded alloca() calls in the PulseAudio protocol server.
Weakness: CWE-770
Which versions are affected by CVE-2026-14330?
How do I fix CVE-2026-14330?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-14330 being exploited?
There is no known exploitation of CVE-2026-14330 in the wild and no public exploit code.
Sources
Also known as AZL-92012, DEBIAN-CVE-2026-14330, ECHO-47f1-73fb-7e9f, GHSA-26rf-3h26-fc3w, UBUNTU-CVE-2026-14330.