# SUSE-SU-2023:3257-1: Security update for pipewire

> An attacker with limited stream access can read data from other audio streams due to missing authorization checks in PipeWire.

- **Severity:** Not scored
- **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:** Yes
- **Published:** 9 Aug 2023

## What is SUSE-SU-2023:3257-1?

SUSE-SU-2023:3257-1 is a missing authorization vulnerability in pipewire, published on 9 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

This update for pipewire fixes the following security issues:

  - Fixed issue where an app which only has permission to access one stream can also access other streams (bsc#1213682).

  Bugfixes:
  - Fixed division by 0 and other issues with invalid values (glfo#pipewire/pipewire#2953)
  - Fixed an overflow resulting in choppy sound in some cases (glfo#pipewire/pipewire#2680)

## Which versions are affected by SUSE-SU-2023:3257-1?


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `pipewire` | SUSE:Linux Enterprise Module for Desktop Applications 15 SP5 | All versions | 0.3.64-150500.3.3.1 |
| `pipewire` | SUSE:Linux Enterprise Module for Package Hub 15 SP5 | All versions | 0.3.64-150500.3.3.1 |
| `pipewire` | openSUSE:Leap 15.5 | All versions | 0.3.64-150500.3.3.1 |

## How do I fix SUSE-SU-2023:3257-1?

Apply the vendor's patch.

## Is SUSE-SU-2023:3257-1 being exploited?

There is no known exploitation of SUSE-SU-2023:3257-1 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for SUSE-SU-2023:3257-1 and fix it if it is affected.

What it is: SUSE-SU-2023:3257-1 is a missing authorization vulnerability in pipewire, published on 9 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of SUSE-SU-2023:3257-1 in the wild and no public exploit code.

Affected product: pipewire. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/SUSE-SU-2023-3257-1/ (Markdown: https://insights.sbomify.com/SUSE-SU-2023-3257-1/index.md)
```

## Sources

- OSV: https://osv.dev/vulnerability/SUSE-SU-2023:3257-1

---
From sbomify Insights: https://insights.sbomify.com/SUSE-SU-2023-3257-1/
Summaries are generated and may contain mistakes; the official description above is the record.