# net/sched: cls_u32: fix manual hash table handle IDR aliasing

CVE record · `CVE-2026-98629`

- **Identifiers:** `CVE-2026-98629`
- **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:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:19 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: `9b2c3184e126b941dfa716b8128ed6db92a64e2f to before 21fc07924e996e1e661268ca269c86b8d59d25b3` (git)
  - affected: `789f9963bd031c3a185605665b744912df8e7eda to before 0fac292d93fdb313099e98cce928b3a524c92c94` (git)
  - affected: `73af53d82076bbe184d9ece9e14b0dc8599e6055 to before 54a454c5e41f5e2cb70c8163140ce095c5d5eefd` (git)
  - affected: `73af53d82076bbe184d9ece9e14b0dc8599e6055 to before f6696481eedfd5752b4b56eed715d0b0fe48b9c5` (git)
  - affected: `73af53d82076bbe184d9ece9e14b0dc8599e6055 to before 2f898f9ec7c73c5697ee462681e7ea6984ee1f3d` (git)
  - affected: `73af53d82076bbe184d9ece9e14b0dc8599e6055 to before 0a5f5d9e94dead312d32c366b917c64e552b72f7` (git)
  - affected: `4403f9293ce9ecc2a55c688d84ee37e3ba0fc1a8` (git)
  - affected: `6.1.119 to before 6.1.189` (semver)
  - affected: `6.6.63 to before 6.6.158` (semver)
  - affected: `6.11.10 to before 6.12` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.12`
  - unaffected: `before 6.12` (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:** 0.0021, the 10th 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-2026-98629](https://www.cve.org/CVERecord?id=CVE-2026-98629)
- [NVD: CVE-2026-98629](https://nvd.nist.gov/vuln/detail/CVE-2026-98629)

### References from the CNA

- <https://git.kernel.org/stable/c/21fc07924e996e1e661268ca269c86b8d59d25b3>
- <https://git.kernel.org/stable/c/0fac292d93fdb313099e98cce928b3a524c92c94>
- <https://git.kernel.org/stable/c/54a454c5e41f5e2cb70c8163140ce095c5d5eefd>
- <https://git.kernel.org/stable/c/f6696481eedfd5752b4b56eed715d0b0fe48b9c5>
- <https://git.kernel.org/stable/c/2f898f9ec7c73c5697ee462681e7ea6984ee1f3d>
- <https://git.kernel.org/stable/c/0a5f5d9e94dead312d32c366b917c64e552b72f7>

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-2026-98629>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98629/>. Everything for agents: <https://agentprime.io/llms.txt>.