# CVE-2019-13255: Memory corruption in n/a

> A memory corruption vulnerability in XnView Classic allows attackers to execute arbitrary code or cause a denial of service via crafted image files.

- **Severity:** High 7.8 (`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/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:** No
- **Published:** 4 Jul 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-q5g3-c34v-p227

## What is CVE-2019-13255?

CVE-2019-13255 is a high-severity memory corruption vulnerability in Xnview Xnview, published on 4 Jul 2019. 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

XnView Classic 2.48 has a User Mode Write AV starting at xnview+0x0000000000327464.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2019-13255?

It affects 1 product.


Products: Xnview Xnview.

## How do I fix CVE-2019-13255?

No fix has been published for CVE-2019-13255 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-13255 being exploited?

There is no known exploitation of CVE-2019-13255 in the wild and no public exploit code.

## Other vulnerabilities in Xnview Xnview

- [CVE-2013-3492](https://insights.sbomify.com/CVE-2013-3492/): Memory corruption in XnView (critical 9.8)
- [CVE-2013-3493](https://insights.sbomify.com/CVE-2013-3493/): Integer overflow in XnView (critical 9.8)
- [CVE-2013-3941](https://insights.sbomify.com/CVE-2013-3941/): Memory corruption in XnView (critical 9.8)
- [CVE-2012-4988](https://insights.sbomify.com/CVE-2012-4988/): Memory corruption in n/a (critical 9.3)
- [CVE-2013-3938](https://insights.sbomify.com/CVE-2013-3938/): Integer overflow in n/a (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-13255 and fix it if it is affected.

What it is: CVE-2019-13255 is a high-severity memory corruption vulnerability in Xnview Xnview, published on 4 Jul 2019. 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-2019-13255 in the wild and no public exploit code.

Affected product: Xnview Xnview. 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-2019-13255/ (Markdown: https://insights.sbomify.com/CVE-2019-13255/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-13255
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-13255
- OSV: https://osv.dev/vulnerability/CVE-2019-13255

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-13255/
Summaries are generated and may contain mistakes; the official description above is the record.