# smb/client: validate new EOF for insert range

CVE record · `CVE-2026-98127`

- **Identifiers:** `CVE-2026-98127`
- **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, 10:36 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: `7fe6fe95b936084dce6eedcc2cccadf96eafae73 to before b7f2e33d9f5db7b8e6e5e0a5a93d0c5e31870356` (git)
  - affected: `7fe6fe95b936084dce6eedcc2cccadf96eafae73 to before 7c2c69045aa76ccaa7f16f1478eb312130ce4951` (git)
  - affected: `7fe6fe95b936084dce6eedcc2cccadf96eafae73 to before bc7602b9082ef195d913c4c16fa9853dd262333e` (git)
  - affected: `7fe6fe95b936084dce6eedcc2cccadf96eafae73 to before f8cbfe3a3fcee7d991fd223f660f3e5df13221cf` (git)
  - affected: `7fe6fe95b936084dce6eedcc2cccadf96eafae73 to before 1519dc88c87f5346dae0464d7d6da1b6bf1f6e8e` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 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:** 0.0013, the 2nd percentile, on 11 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-2026-98127](https://www.cve.org/CVERecord?id=CVE-2026-98127)
- [NVD: CVE-2026-98127](https://nvd.nist.gov/vuln/detail/CVE-2026-98127)

### References from the CNA

- <https://git.kernel.org/stable/c/b7f2e33d9f5db7b8e6e5e0a5a93d0c5e31870356>
- <https://git.kernel.org/stable/c/7c2c69045aa76ccaa7f16f1478eb312130ce4951>
- <https://git.kernel.org/stable/c/bc7602b9082ef195d913c4c16fa9853dd262333e>
- <https://git.kernel.org/stable/c/f8cbfe3a3fcee7d991fd223f660f3e5df13221cf>
- <https://git.kernel.org/stable/c/1519dc88c87f5346dae0464d7d6da1b6bf1f6e8e>

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-2026-98127>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98127/>. Everything for agents: <https://agentprime.io/llms.txt>.