# CVE-2015-8341: Denial of service in n/a

> Attackers can cause denial of service via memory and disk exhaustion by starting domains in Xen due to improper file mapping releases.

- **Severity:** High 7.8 (`AV:N/AC:L/Au:N/C:N/I:N/A:C`)
- **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:** 17 Dec 2015
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2015-8341, GHSA-qcgw-prmf-2x36, UBUNTU-CVE-2015-8341

## What is CVE-2015-8341?

CVE-2015-8341 is a high-severity denial of service vulnerability in Xen Xen, published on 17 Dec 2015. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

The libxl toolstack library in Xen 4.1.x through 4.6.x does not properly release mappings of files used as kernels and initial ramdisks when managing multiple domains in the same process, which allows attackers to cause a denial of service (memory and disk consumption) by starting domains.

Weakness: CWE-399

## Which versions are affected by CVE-2015-8341?

It affects 1 product.


Products: Xen Xen.

## How do I fix CVE-2015-8341?

Apply the vendor's patch.

## Is CVE-2015-8341 being exploited?

There is no known exploitation of CVE-2015-8341 in the wild and no public exploit code.

## Other vulnerabilities in Xen Xen

- [CVE-2017-10912](https://insights.sbomify.com/CVE-2017-10912/): Privilege escalation in n/a (critical 10.0)
- [CVE-2017-10918](https://insights.sbomify.com/CVE-2017-10918/): Memory corruption in n/a (critical 10.0)
- [CVE-2017-10920](https://insights.sbomify.com/CVE-2017-10920/): Memory corruption in n/a (critical 10.0)
- [CVE-2017-10921](https://insights.sbomify.com/CVE-2017-10921/): Memory corruption in n/a (critical 10.0)
- [CVE-2025-27466](https://insights.sbomify.com/CVE-2025-27466/): Mutiple vulnerabilities in the Viridian interface (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2015-8341 and fix it if it is affected.

What it is: CVE-2015-8341 is a high-severity denial of service vulnerability in Xen Xen, published on 17 Dec 2015. 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 CVE-2015-8341 in the wild and no public exploit code.

Affected product: Xen Xen. 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/CVE-2015-8341/ (Markdown: https://insights.sbomify.com/CVE-2015-8341/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2015-8341
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2015-8341
- OSV: https://osv.dev/vulnerability/CVE-2015-8341

---
From sbomify Insights: https://insights.sbomify.com/CVE-2015-8341/
Summaries are generated and may contain mistakes; the official description above is the record.