# power: supply: bq25890: Fix power_supply reference leak

CVE record · `CVE-2026-89473`

- **Identifiers:** `CVE-2026-89473`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:43 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `d54bf877fd878ee45cbc88d399fb98b0b1c4484d to before 976c10d883a02968f3f58be0cee499d1fd2ba68a` (git)
  - affected: `d54bf877fd878ee45cbc88d399fb98b0b1c4484d to before 81b558afda9321c1a70971a39071d156f3e26950` (git)
  - affected: `d54bf877fd878ee45cbc88d399fb98b0b1c4484d to before 238320ad029a3eedabb86286a28cab55bca629b9` (git)
  - affected: `d54bf877fd878ee45cbc88d399fb98b0b1c4484d to before 58f1025eca92734eadc063715b98f62538286468` (git)
  - affected: `d54bf877fd878ee45cbc88d399fb98b0b1c4484d to before 863c32a83e4235eb0cbf6106f2b124e645302156` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.3`
  - unaffected: `before 6.3` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0021, the 10th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89473](https://www.cve.org/CVERecord?id=CVE-2026-89473)
- [NVD: CVE-2026-89473](https://nvd.nist.gov/vuln/detail/CVE-2026-89473)

### References from the CNA

- <https://git.kernel.org/stable/c/976c10d883a02968f3f58be0cee499d1fd2ba68a>
- <https://git.kernel.org/stable/c/81b558afda9321c1a70971a39071d156f3e26950>
- <https://git.kernel.org/stable/c/238320ad029a3eedabb86286a28cab55bca629b9>
- <https://git.kernel.org/stable/c/58f1025eca92734eadc063715b98f62538286468>
- <https://git.kernel.org/stable/c/863c32a83e4235eb0cbf6106f2b124e645302156>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-89473>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89473/>. Everything for agents: <https://agentprime.io/llms.txt>.