# CVE-2018-13301: Null dereference in n/a

> A missing profile check in FFmpeg allows attackers to cause a denial of service via a crafted AVI file.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 5 Jul 2018
- **Updated:** 5 Aug 2024
- **Also known as:** CLEANSTART-2024-NM17864, DEBIAN-CVE-2018-13301, GHSA-fc6w-p89q-mp4x, UBUNTU-CVE-2018-13301

## What is CVE-2018-13301?

CVE-2018-13301 is a medium-severity vulnerability in Ffmpeg Ffmpeg, published on 5 Jul 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

In FFmpeg 4.0.1, due to a missing check of a profile value before setting it, the ff_mpeg4_decode_picture_header function in libavcodec/mpeg4videodec.c may trigger a NULL pointer dereference while converting a crafted AVI file to MPEG4, leading to a denial of service.

Weakness: CWE-476 (NULL Pointer Dereference)

## Which versions are affected by CVE-2018-13301?

It affects 1 product.


Products: Ffmpeg Ffmpeg.

## How do I fix CVE-2018-13301?

Apply the vendor's patch.

## Is CVE-2018-13301 being exploited?

There is no known exploitation of CVE-2018-13301 in the wild and no public exploit code.

## Other vulnerabilities in Ffmpeg Ffmpeg

- [CVE-2013-0864](https://insights.sbomify.com/CVE-2013-0864/): Memory corruption in n/a (critical 10.0)
- [CVE-2013-0872](https://insights.sbomify.com/CVE-2013-0872/): Memory corruption in n/a (critical 10.0)
- [CVE-2013-0873](https://insights.sbomify.com/CVE-2013-0873/): Memory corruption in n/a (critical 10.0)
- [CVE-2013-4265](https://insights.sbomify.com/CVE-2013-4265/): Null dereference in n/a (critical 10.0)
- [CVE-2011-3937](https://insights.sbomify.com/CVE-2011-3937/): Memory corruption in n/a (critical 10.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-13301 and fix it if it is affected.

What it is: CVE-2018-13301 is a medium-severity vulnerability in Ffmpeg Ffmpeg, published on 5 Jul 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2018-13301 in the wild and no public exploit code.

Affected product: Ffmpeg Ffmpeg. 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-2018-13301/ (Markdown: https://insights.sbomify.com/CVE-2018-13301/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-13301
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-13301
- OSV: https://osv.dev/vulnerability/CVE-2018-13301

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-13301/
Summaries are generated and may contain mistakes; the official description above is the record.