# power: supply: qcom_battmgr: terminate the strings from firmware

CVE record · `CVE-2026-89466`

- **Identifiers:** `CVE-2026-89466`
- **State:** Confirmed
- **Severity:** CVSS 7.7 High
- **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: `29e8142b5623b5949587bcc4f591c4e6595c4aca to before c06028db620854b11ad81b04b0a4e1ead930cb76` (git)
  - affected: `29e8142b5623b5949587bcc4f591c4e6595c4aca to before 0e70a9b0d16acf7adebc4f386178a95da27c0027` (git)
  - affected: `29e8142b5623b5949587bcc4f591c4e6595c4aca to before ee053561e21ce1e1741dd64ca5ddcdb92e40edc1` (git)
  - affected: `29e8142b5623b5949587bcc4f591c4e6595c4aca to before 6cc6c28c9ab6e8ecf901397717a5b391b828cdaf` (git)
  - affected: `29e8142b5623b5949587bcc4f591c4e6595c4aca to before ab1112df8f4ffa88cb024dd370c432ced80f77d8` (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

- 7.7 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0014, the 3rd 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-2026-89466](https://www.cve.org/CVERecord?id=CVE-2026-89466)
- [NVD: CVE-2026-89466](https://nvd.nist.gov/vuln/detail/CVE-2026-89466)

### References from the CNA

- <https://git.kernel.org/stable/c/c06028db620854b11ad81b04b0a4e1ead930cb76>
- <https://git.kernel.org/stable/c/0e70a9b0d16acf7adebc4f386178a95da27c0027>
- <https://git.kernel.org/stable/c/ee053561e21ce1e1741dd64ca5ddcdb92e40edc1>
- <https://git.kernel.org/stable/c/6cc6c28c9ab6e8ecf901397717a5b391b828cdaf>
- <https://git.kernel.org/stable/c/ab1112df8f4ffa88cb024dd370c432ced80f77d8>

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-2026-89466>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89466/>. Everything for agents: <https://agentprime.io/llms.txt>.