# Bluetooth: hci_sysfs: Fix NULL pointer dereference in device_del()

CVE record · `CVE-2026-97975`

- **Identifiers:** `CVE-2026-97975`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 21 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:23 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: `de5a44f351ca7efd9add9851b218f5353e2224b7 to before 55b76500546e5f2e7fdd7ae7283530b620de6e61` (git)
  - affected: `7b277bd569bb6a2777f0014f84b4344f444fd49d to before 66cc55b69928b742d24b4c5b66d195ae96900e48` (git)
  - affected: `27aabf27fd014ae037cc179c61b0bee7cff55b3d to before eeabdb25c3209569367e99a85ca9a503b64a646d` (git)
  - affected: `27aabf27fd014ae037cc179c61b0bee7cff55b3d to before 9e9ece97b8e716890793de261574b8efef7d8702` (git)
  - affected: `27aabf27fd014ae037cc179c61b0bee7cff55b3d to before 9b851b09b392da68bd715601f10a5adb2d8d19b8` (git)
  - affected: `6894717a1ea363c5a27010ba604f957c309d282d` (git)
  - affected: `fb91ce37dc9a37ea23cf32b6d7b667004e93d4c5` (git)
  - affected: `a9584c897d1cba6265c78010bbb45ca5722c88bc` (git)
  - affected: `0f67ca2a80acf8b207240405b7f72d660665d3df` (git)
  - affected: `91e2a2e4d1336333804cd31162984f01ad8cc70f` (git)
  - affected: `6.6.64 to before 6.6.160` (semver)
  - affected: `6.12.2 to before 6.12.114` (semver)
  - and 5 more
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.13`
  - unaffected: `before 6.13` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.114 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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:** 0.0017, the 6th percentile, on 12 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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-97975](https://www.cve.org/CVERecord?id=CVE-2026-97975)
- [NVD: CVE-2026-97975](https://nvd.nist.gov/vuln/detail/CVE-2026-97975)

### References from the CNA

- <https://git.kernel.org/stable/c/55b76500546e5f2e7fdd7ae7283530b620de6e61>
- <https://git.kernel.org/stable/c/66cc55b69928b742d24b4c5b66d195ae96900e48>
- <https://git.kernel.org/stable/c/eeabdb25c3209569367e99a85ca9a503b64a646d>
- <https://git.kernel.org/stable/c/9e9ece97b8e716890793de261574b8efef7d8702>
- <https://git.kernel.org/stable/c/9b851b09b392da68bd715601f10a5adb2d8d19b8>

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-2026-97975>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-97975/>. Everything for agents: <https://agentprime.io/llms.txt>.