# smb: client: use finish_no_open() for non-regular inodes

CVE record · `CVE-2026-98451`

- **Identifiers:** `CVE-2026-98451`
- **State:** Confirmed
- **Severity:** CVSS 8.8 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: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before bc585d5a381ab49cb611c35dda93a997214ca874` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before 26f4bca335e719e291995e28dc434de0145a6a54` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before 51c7b0593f6eaba05349fd2a01a9cb4df7d7412f` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before 045532f920d86dd76600b635f9756e5fd671ddfc` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before ed03d547598c92a036f20e89156540995cac889a` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before 70a7918fda54a06d836acc91eb9a3c7e860fe0a0` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before 3c07deb26273155c180aedfd9041ab58015d2521` (git)
  - affected: `d2c127197dfc0b2bae62a52e1e0d3e3ff493919e to before e66cf1625ec4a3fe68346119f371def713fd0a4d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.6`
  - unaffected: `before 3.6` (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: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0040, the 34th 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-2026-98451](https://www.cve.org/CVERecord?id=CVE-2026-98451)
- [NVD: CVE-2026-98451](https://nvd.nist.gov/vuln/detail/CVE-2026-98451)

### References from the CNA

- <https://git.kernel.org/stable/c/bc585d5a381ab49cb611c35dda93a997214ca874>
- <https://git.kernel.org/stable/c/26f4bca335e719e291995e28dc434de0145a6a54>
- <https://git.kernel.org/stable/c/51c7b0593f6eaba05349fd2a01a9cb4df7d7412f>
- <https://git.kernel.org/stable/c/045532f920d86dd76600b635f9756e5fd671ddfc>
- <https://git.kernel.org/stable/c/ed03d547598c92a036f20e89156540995cac889a>
- <https://git.kernel.org/stable/c/70a7918fda54a06d836acc91eb9a3c7e860fe0a0>
- <https://git.kernel.org/stable/c/3c07deb26273155c180aedfd9041ab58015d2521>
- <https://git.kernel.org/stable/c/e66cf1625ec4a3fe68346119f371def713fd0a4d>

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-2026-98451>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98451/>. Everything for agents: <https://agentprime.io/llms.txt>.