# CVE-2013-4297: Null dereference in n/a

> Remote authenticated users can crash the libvirt daemon via an uninitialized pointer dereference in the NBD device association function.

- **Severity:** Medium 4.0 (`AV:N/AC:L/Au:S/C:N/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 30 Sep 2013
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2013-4297, GHSA-jmvg-q6wm-56j5

## What is CVE-2013-4297?

CVE-2013-4297 is a medium-severity vulnerability in Redhat Libvirt, published on 30 Sep 2013. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The virFileNBDDeviceAssociate function in util/virfile.c in libvirt 1.1.2 and earlier allows remote authenticated users to cause a denial of service (uninitialized pointer dereference and crash) via unspecified vectors.

Weakness: CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

## Which versions are affected by CVE-2013-4297?

It affects 1 product.


Products: Redhat Libvirt.

## How do I fix CVE-2013-4297?

Upgrade to a fixed version.

## Is CVE-2013-4297 being exploited?

There is no known exploitation of CVE-2013-4297 in the wild and no public exploit code.

## Other vulnerabilities in Redhat Libvirt

- [CVE-2013-4401](https://insights.sbomify.com/CVE-2013-4401/): Missing authorization in n/a (high 8.5)
- [CVE-2017-2635](https://insights.sbomify.com/CVE-2017-2635/): Null dereference in libvirt (high 7.7)
- [CVE-2013-4400](https://insights.sbomify.com/CVE-2013-4400/): Privilege escalation in n/a (high 7.2)
- [CVE-2013-4291](https://insights.sbomify.com/CVE-2013-4291/): Privilege escalation in n/a (medium 6.9)
- [CVE-2011-1146](https://insights.sbomify.com/CVE-2011-1146/): Missing authorization in n/a (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2013-4297 and fix it if it is affected.

What it is: CVE-2013-4297 is a medium-severity vulnerability in Redhat Libvirt, published on 30 Sep 2013. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2013-4297 in the wild and no public exploit code.

Affected product: Redhat Libvirt. 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-2013-4297/ (Markdown: https://insights.sbomify.com/CVE-2013-4297/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2013-4297
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2013-4297
- OSV: https://osv.dev/vulnerability/CVE-2013-4297

---
From sbomify Insights: https://insights.sbomify.com/CVE-2013-4297/
Summaries are generated and may contain mistakes; the official description above is the record.