# nvme-tcp: fix usage of page_frag_cache

CVE record · `CVE-2026-80862`

- **Identifiers:** `CVE-2026-80862`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 4 Sept 2026
- **Updated:** 21 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 4 Sept 2026, 15:55 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: `4e893ca8117022de68ce1b61c0309e3d17bb8a25 to before d19f98c79f1b7e09e4cdf5c20d626e571e487467` (git)
  - affected: `4e893ca8117022de68ce1b61c0309e3d17bb8a25 to before 64561afb42d8390695bf810d9bbd087cbca00291` (git)
  - affected: `4e893ca8117022de68ce1b61c0309e3d17bb8a25 to before 0a9750263ffacbbd2048a391fd4bd22e2146c57d` (git)
  - affected: `4e893ca8117022de68ce1b61c0309e3d17bb8a25 to before 6e4cf281558709b92ec2ca3054fe2ffc69266ef9` (git)
  - affected: `4e893ca8117022de68ce1b61c0309e3d17bb8a25 to before 36ac05f7cfd59d90c597071304b14e98090d5dd1` (git)
  - affected: `c57506918b078ecab7dedebef0f34dbc23ae2e46` (git)
  - affected: `6.6.160 to before 6.7` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.12`
  - unaffected: `before 6.12` (semver)
  - unaffected: `6.12.108 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.49 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.13 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2.3 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:** 0.0016, the 4th percentile, on 14 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 4 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80862](https://www.cve.org/CVERecord?id=CVE-2026-80862)
- [NVD: CVE-2026-80862](https://nvd.nist.gov/vuln/detail/CVE-2026-80862)

### References from the CNA

- <https://git.kernel.org/stable/c/d19f98c79f1b7e09e4cdf5c20d626e571e487467>
- <https://git.kernel.org/stable/c/64561afb42d8390695bf810d9bbd087cbca00291>
- <https://git.kernel.org/stable/c/0a9750263ffacbbd2048a391fd4bd22e2146c57d>
- <https://git.kernel.org/stable/c/6e4cf281558709b92ec2ca3054fe2ffc69266ef9>
- <https://git.kernel.org/stable/c/36ac05f7cfd59d90c597071304b14e98090d5dd1>

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-2026-80862>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80862/>. Everything for agents: <https://agentprime.io/llms.txt>.