# CVE-2022-3663: Axiomatic Bento4 MP4fragment Ap4StsdAtom.cpp AP4_StsdAtom null pointer dereference

> A remote attacker can cause a denial of service via null pointer dereference in the Bento4 MP4fragment component.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Oct 2022
- **Updated:** 14 Apr 2025
- **Also known as:** GHSA-xg7j-mpg2-2hvw, UBUNTU-CVE-2022-3663

## What is CVE-2022-3663?

CVE-2022-3663 is a medium-severity vulnerability in Axiosys Bento4, published on 26 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was found in Axiomatic Bento4. It has been rated as problematic. This issue affects the function AP4_StsdAtom of the file Ap4StsdAtom.cpp of the component MP4fragment. The manipulation leads to null pointer dereference. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-212003.

Weakness: CWE-476 (NULL Pointer Dereference), CWE-404 (Improper Resource Shutdown or Release)

## Which versions are affected by CVE-2022-3663?

It affects 1 product.


Products: Axiosys Bento4.

## How do I fix CVE-2022-3663?

No fix has been published for CVE-2022-3663 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3663 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3663 exists.

## Other vulnerabilities in Axiosys Bento4

- [CVE-2024-31002](https://insights.sbomify.com/CVE-2024-31002/): Memory corruption in n/a (critical 9.8)
- [CVE-2018-14531](https://insights.sbomify.com/CVE-2018-14531/): Memory corruption in n/a (critical 9.8)
- [CVE-2018-14532](https://insights.sbomify.com/CVE-2018-14532/): Memory corruption in n/a (critical 9.8)
- [CVE-2018-13846](https://insights.sbomify.com/CVE-2018-13846/): Memory corruption in n/a (critical 9.8)
- [CVE-2024-31003](https://insights.sbomify.com/CVE-2024-31003/): Memory corruption in n/a (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3663 and fix it if it is affected.

What it is: CVE-2022-3663 is a medium-severity vulnerability in Axiosys Bento4, published on 26 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3663 exists.

Affected product: Axiosys Bento4. 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-2022-3663/ (Markdown: https://insights.sbomify.com/CVE-2022-3663/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3663
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3663
- OSV: https://osv.dev/vulnerability/CVE-2022-3663

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3663/
Summaries are generated and may contain mistakes; the official description above is the record.