# CVE-2016-4330: Memory corruption in n/a

> A heap-based buffer overflow in the HDF5 library allows arbitrary code execution when processing malformed files.

- **Severity:** High 8.6 (`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** Yes
- **Published:** 18 Nov 2016
- **Updated:** 6 Aug 2024
- **Also known as:** DEBIAN-CVE-2016-4330, GHSA-gffv-475w-fvh4, UBUNTU-CVE-2016-4330

## What is CVE-2016-4330?

CVE-2016-4330 is a high-severity memory corruption vulnerability in Hdfgroup Hdf5, published on 18 Nov 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

In the HDF5 1.8.16 library's failure to check if the number of dimensions for an array read from the file is within the bounds of the space allocated for it, a heap-based buffer overflow will occur, potentially leading to arbitrary code execution.

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

## Which versions are affected by CVE-2016-4330?

It affects 1 product.


Products: Hdfgroup Hdf5.

## How do I fix CVE-2016-4330?

Upgrade to a fixed version.

## Is CVE-2016-4330 being exploited?

There is no known exploitation of CVE-2016-4330 in the wild and no public exploit code.

## Other vulnerabilities in Hdfgroup Hdf5

- [CVE-2024-32608](https://insights.sbomify.com/CVE-2024-32608/): Memory corruption in n/a (critical 9.8)
- [CVE-2024-29157](https://insights.sbomify.com/CVE-2024-29157/): Memory corruption in n/a (critical 9.8)
- [CVE-2024-29159](https://insights.sbomify.com/CVE-2024-29159/): Memory corruption in n/a (critical 9.8)
- [CVE-2024-29164](https://insights.sbomify.com/CVE-2024-29164/): Memory corruption in n/a (critical 9.8)
- [CVE-2024-32611](https://insights.sbomify.com/CVE-2024-32611/): Other in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-4330 and fix it if it is affected.

What it is: CVE-2016-4330 is a high-severity memory corruption vulnerability in Hdfgroup Hdf5, published on 18 Nov 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2016-4330 in the wild and no public exploit code.

Affected product: Hdfgroup Hdf5. 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-2016-4330/ (Markdown: https://insights.sbomify.com/CVE-2016-4330/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-4330
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-4330
- OSV: https://osv.dev/vulnerability/CVE-2016-4330

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-4330/
Summaries are generated and may contain mistakes; the official description above is the record.