# net/sched: reject IDR error pointers when deleting actions

CVE record · `CVE-2026-98380`

- **Identifiers:** `CVE-2026-98380`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 9 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 9 Oct 2026, 07:34 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: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before 39b751a210bf61a374afa82749afc7a77a08bf1d` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before dd80a7519824b72c8fcfd3cc50cb93f7e2d90923` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before 6bf076258aac4e0af69ef317656c31ce6444d647` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before 6c9f07bf8800171de2cd3f02815cebe1f4d45f2d` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before 259caa711b7688365676442e2fdb286b8aceaa80` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before 968550a439f64bd1a6c0d88efb92e4f082f84a26` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before a9551f26287debe6d8aa6e8841974661065b975f` (git)
  - affected: `0190c1d452a91c38a3462abdd81752be1b9006a8 to before c82b797abe668d0b668601a93ba2c0b071a63574` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.19`
  - unaffected: `before 4.19` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.55 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.9 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:** 0.0018, the 7th 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 9 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98380](https://www.cve.org/CVERecord?id=CVE-2026-98380)
- [NVD: CVE-2026-98380](https://nvd.nist.gov/vuln/detail/CVE-2026-98380)

### References from the CNA

- <https://git.kernel.org/stable/c/39b751a210bf61a374afa82749afc7a77a08bf1d>
- <https://git.kernel.org/stable/c/dd80a7519824b72c8fcfd3cc50cb93f7e2d90923>
- <https://git.kernel.org/stable/c/6bf076258aac4e0af69ef317656c31ce6444d647>
- <https://git.kernel.org/stable/c/6c9f07bf8800171de2cd3f02815cebe1f4d45f2d>
- <https://git.kernel.org/stable/c/259caa711b7688365676442e2fdb286b8aceaa80>
- <https://git.kernel.org/stable/c/968550a439f64bd1a6c0d88efb92e4f082f84a26>
- <https://git.kernel.org/stable/c/a9551f26287debe6d8aa6e8841974661065b975f>
- <https://git.kernel.org/stable/c/c82b797abe668d0b668601a93ba2c0b071a63574>

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-2026-98380>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98380/>. Everything for agents: <https://agentprime.io/llms.txt>.