# CVE-2025-27831: Memory corruption in n/a

> A buffer overflow in Ghostscript's DOCXWRITE and TXTWRITE devices allows attackers to execute arbitrary code or cause denial of service via crafted input.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 25 Mar 2025
- **Updated:** 3 Nov 2025
- **Also known as:** ALPINE-CVE-2025-27831, BELL-CVE-2025-27831, DEBIAN-CVE-2025-27831, GHSA-x74r-f89v-3jw9, MINI-mxf8-p8fj-hw52, OESA-2025-1398, OESA-2025-1399, OESA-2025-1400, OESA-2025-1401, UBUNTU-CVE-2025-27831

## What is CVE-2025-27831?

CVE-2025-27831 is a critical memory corruption vulnerability in Artifex Ghostscript, published on 25 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An issue was discovered in Artifex Ghostscript before 10.05.0. The DOCXWRITE TXTWRITE device has a text buffer overflow via long characters to devices/vector/doc_common.c.

Weakness: CWE-120 (Buffer Copy without Checking Size of Input)

## Which versions are affected by CVE-2025-27831?

It affects 1 product.


Products: Artifex Ghostscript.

## How do I fix CVE-2025-27831?

Upgrade to a fixed version.

## Is CVE-2025-27831 being exploited?

There is no known exploitation of CVE-2025-27831 in the wild and no public exploit code.

## Other vulnerabilities in Artifex Ghostscript

- [CVE-2017-8291](https://insights.sbomify.com/CVE-2017-8291/): Artifex Ghostscript Type Confusion (high 7.8, exploited in the wild)
- [CVE-2021-3781](https://insights.sbomify.com/CVE-2021-3781/): Command injection in ghostscript (critical 9.9)
- [CVE-2025-27832](https://insights.sbomify.com/CVE-2025-27832/): Memory corruption in n/a (critical 9.8)
- [CVE-2025-27836](https://insights.sbomify.com/CVE-2025-27836/): Memory corruption in n/a (critical 9.8)
- [CVE-2025-27837](https://insights.sbomify.com/CVE-2025-27837/): An issue was discovered in Artifex Ghostscript before 10.05.0. (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-27831 and fix it if it is affected.

What it is: CVE-2025-27831 is a critical memory corruption vulnerability in Artifex Ghostscript, published on 25 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-27831 in the wild and no public exploit code.

Affected product: Artifex Ghostscript. 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-2025-27831/ (Markdown: https://insights.sbomify.com/CVE-2025-27831/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-27831
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-27831
- OSV: https://osv.dev/vulnerability/CVE-2025-27831

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-27831/
Summaries are generated and may contain mistakes; the official description above is the record.