# kprobes: Skip disarmed probes when checking optkprobe overlap

CVE record · `CVE-2026-98856`

- **Identifiers:** `CVE-2026-98856`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:51 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: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before e29e819cacfb4e3cd56d41eb704ab4718d6d2915` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before ab9ed9faa67bf67383ff7e1479655e232a843c2b` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 3b0f604df9e2b9a456f1ae5266a439998c4c8826` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 3f968dcdf018861129f97910fa7bd680d939a9b0` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 985a568171e7bdba6dcde3420d0e5bb515813457` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 6745fa65f4115045431c0c15610e876855a04625` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 526fac219e8b7d3369b43026bd0a1df51b811cd4` (git)
  - affected: `afd66255b9a48f5851326ddae50e2203fbf71dc9 to before 7a39c732a22ec4a369af9e19fbe3d666ec83eec4` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.34`
  - unaffected: `before 2.6.34` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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:** 0.0022, the 12th percentile, on 8 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98856](https://www.cve.org/CVERecord?id=CVE-2026-98856)
- [NVD: CVE-2026-98856](https://nvd.nist.gov/vuln/detail/CVE-2026-98856)

### References from the CNA

- <https://git.kernel.org/stable/c/e29e819cacfb4e3cd56d41eb704ab4718d6d2915>
- <https://git.kernel.org/stable/c/ab9ed9faa67bf67383ff7e1479655e232a843c2b>
- <https://git.kernel.org/stable/c/3b0f604df9e2b9a456f1ae5266a439998c4c8826>
- <https://git.kernel.org/stable/c/3f968dcdf018861129f97910fa7bd680d939a9b0>
- <https://git.kernel.org/stable/c/985a568171e7bdba6dcde3420d0e5bb515813457>
- <https://git.kernel.org/stable/c/6745fa65f4115045431c0c15610e876855a04625>
- <https://git.kernel.org/stable/c/526fac219e8b7d3369b43026bd0a1df51b811cd4>
- <https://git.kernel.org/stable/c/7a39c732a22ec4a369af9e19fbe3d666ec83eec4>

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-2026-98856>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98856/>. Everything for agents: <https://agentprime.io/llms.txt>.