# bpf: Fix REG INVARIANTS VIOLATION on speculative pointer arithmetic

CVE record · `CVE-2026-98151`

- **Identifiers:** `CVE-2026-98151`
- **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:** 19 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: `5f99f312bd3bedb3b266b0d26376a8c500cdc97f to before 21a681526c715aebb4f918b8c131583442d1b3d8` (git)
  - affected: `5f99f312bd3bedb3b266b0d26376a8c500cdc97f to before d623a4a58bb238443505d5c2949d1182dcfc26b6` (git)
  - affected: `5f99f312bd3bedb3b266b0d26376a8c500cdc97f to before 9f9477ae73de9c5a28e8ab7000d8097b078faee4` (git)
  - affected: `5f99f312bd3bedb3b266b0d26376a8c500cdc97f to before 150aeba624e8b7cac51c39440d7e8e1fd11de9a0` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.8`
  - unaffected: `before 6.8` (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:** 0.0011, the 1st 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-2026-98151](https://www.cve.org/CVERecord?id=CVE-2026-98151)
- [NVD: CVE-2026-98151](https://nvd.nist.gov/vuln/detail/CVE-2026-98151)

### References from the CNA

- <https://git.kernel.org/stable/c/21a681526c715aebb4f918b8c131583442d1b3d8>
- <https://git.kernel.org/stable/c/d623a4a58bb238443505d5c2949d1182dcfc26b6>
- <https://git.kernel.org/stable/c/9f9477ae73de9c5a28e8ab7000d8097b078faee4>
- <https://git.kernel.org/stable/c/150aeba624e8b7cac51c39440d7e8e1fd11de9a0>

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-2026-98151>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98151/>. Everything for agents: <https://agentprime.io/llms.txt>.