# bpf: Add missing access_ok call to copy_user_syms

CVE record · `CVE-2026-80865`

- **Identifiers:** `CVE-2026-80865`
- **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:** 6 Nov 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 4 Sept 2026, 16:48 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: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before a67f7f9647cb243b3be32163e88e5bc76e3d51e9` (git)
  - affected: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before 8b719cef5ac30ab83ce5693c5faf10e4944874af` (git)
  - affected: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before 128391b57e0977c35243672a6f970073651f3831` (git)
  - affected: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before 0b6252afcd1965f77c6a6f8a802a2e1381822b98` (git)
  - affected: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before 28ce7bcf8a29aa395b60764df4c97be745de89d0` (git)
  - affected: `0236fec57a15dc2a068dfe4488e0c2ab4559b1ec to before d5dc200c3a3f217de072af269dd90adddf90e48d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.19`
  - unaffected: `before 5.19` (semver)
  - unaffected: `6.1.178 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.145 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.97 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.40 to 6.18.*, inclusive` (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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0016, the 5th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 4 Sept 2026, 16:48 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-80865)
- 4 Sept 2026, 17:16 UTC: [Confirmed by NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-80865)

## Sources

- [CVE List: CVE-2026-80865](https://www.cve.org/CVERecord?id=CVE-2026-80865)
- [NVD: CVE-2026-80865](https://nvd.nist.gov/vuln/detail/CVE-2026-80865)

### References from the CNA

- <https://git.kernel.org/stable/c/a67f7f9647cb243b3be32163e88e5bc76e3d51e9>
- <https://git.kernel.org/stable/c/8b719cef5ac30ab83ce5693c5faf10e4944874af>
- <https://git.kernel.org/stable/c/128391b57e0977c35243672a6f970073651f3831>
- <https://git.kernel.org/stable/c/0b6252afcd1965f77c6a6f8a802a2e1381822b98>
- <https://git.kernel.org/stable/c/28ce7bcf8a29aa395b60764df4c97be745de89d0>
- <https://git.kernel.org/stable/c/d5dc200c3a3f217de072af269dd90adddf90e48d>

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-2026-80865>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80865/>. Everything for agents: <https://agentprime.io/llms.txt>.