# Bluetooth: mgmt: fix race in read_unconf_index_list()

CVE record · `CVE-2026-98456`

- **Identifiers:** `CVE-2026-98456`
- **State:** Confirmed
- **Severity:** CVSS 7.0 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:15 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: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before fa6f79bb0009406bb11e6912b53ab7c564d6f06b` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 76dc7e0297f6f7ebefc36a69251e3f4a676d9853` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 9c32455f490b960efccedd041c7aabb1a04c5cc4` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 524e0450dd9a396f99a81b045219b0e2ea0dab57` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 8ddf962c76432a10a6cb80042875cbc48a9c056b` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 416546cd6a54e9b68f2b91bc680b1ee17dcd77a1` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before 2e8bba0360d1379bfa8da47c8f5dadbb10a3fba1` (git)
  - affected: `73d1df2a7a1036a1f000e5f0ece6ade3e082b854 to before b5dbb41b212c50c095a4dbee3017a84fe94f033b` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.17`
  - unaffected: `before 3.17` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0013, the 2nd percentile, on 8 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98456](https://www.cve.org/CVERecord?id=CVE-2026-98456)
- [NVD: CVE-2026-98456](https://nvd.nist.gov/vuln/detail/CVE-2026-98456)

### References from the CNA

- <https://git.kernel.org/stable/c/fa6f79bb0009406bb11e6912b53ab7c564d6f06b>
- <https://git.kernel.org/stable/c/76dc7e0297f6f7ebefc36a69251e3f4a676d9853>
- <https://git.kernel.org/stable/c/9c32455f490b960efccedd041c7aabb1a04c5cc4>
- <https://git.kernel.org/stable/c/524e0450dd9a396f99a81b045219b0e2ea0dab57>
- <https://git.kernel.org/stable/c/8ddf962c76432a10a6cb80042875cbc48a9c056b>
- <https://git.kernel.org/stable/c/416546cd6a54e9b68f2b91bc680b1ee17dcd77a1>
- <https://git.kernel.org/stable/c/2e8bba0360d1379bfa8da47c8f5dadbb10a3fba1>
- <https://git.kernel.org/stable/c/b5dbb41b212c50c095a4dbee3017a84fe94f033b>

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-2026-98456>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98456/>. Everything for agents: <https://agentprime.io/llms.txt>.