# ntfs: validate resident attribute lists and harden the validator

CVE record · `CVE-2026-80674`

- **Identifiers:** `CVE-2026-80674`
- **State:** Confirmed
- **Severity:** CVSS 9.8 Critical
- **Critical:** Yes: CVSS 9+
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 28 Aug 2026
- **Updated:** 29 Aug 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 28 Aug 2026, 06:49 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.

## Critical

Critical, because:

- CVSS score 9.8: 9.0 or more.

How we decide what’s critical: <https://agentprime.io/advisories/critical.md>

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `1e9ea7e04472d4e5e12e58c881eaacfb3e49b669 to before 55e97648f7753c6097cb682d24d1abcfe878e812` (git)
  - affected: `1e9ea7e04472d4e5e12e58c881eaacfb3e49b669 to before 7d19e1ffee084c4f7d321a360c14ba43404f7cc8` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `7.1`
  - unaffected: `before 7.1` (semver)
  - unaffected: `7.1.5 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0055, the 46th percentile, on 15 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 28 Aug 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80674](https://www.cve.org/CVERecord?id=CVE-2026-80674)
- [NVD: CVE-2026-80674](https://nvd.nist.gov/vuln/detail/CVE-2026-80674)

### References from the CNA

- <https://git.kernel.org/stable/c/55e97648f7753c6097cb682d24d1abcfe878e812>
- <https://git.kernel.org/stable/c/7d19e1ffee084c4f7d321a360c14ba43404f7cc8>

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-2026-80674>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80674/>. Everything for agents: <https://agentprime.io/llms.txt>.