# net/mlx5: E-Switch: fix use-after-free in mlx5_eswitch_termtbl_put

CVE record · `CVE-2026-98015`

- **Identifiers:** `CVE-2026-98015`
- **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, 10:23 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: `10caabdaad5ace85577a453da97d1f8d3b944427 to before e3ee194a790896fa92fea20b5385a354be2f2c12` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before b1398c9dfb5d3d4faaf6905ff7d98110a5d2c797` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before 92f581cac93a71723456ac79ef54d9f60a251b42` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before a5833fdf53350b8b95a558fcf0056ddb1c0fe154` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before 304ea40ef4561671503c36e47da44a0a31b71e36` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before e393789e92310d7c66f57c876101779c90816a12` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before 18b2969073879b9cce24e1a78b118bdad54518d1` (git)
  - affected: `10caabdaad5ace85577a453da97d1f8d3b944427 to before 7ee07f601f8f507c9faf25c68a49396ab8950596` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.3`
  - unaffected: `before 5.3` (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: `6.12.111 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:** 0.0018, the 7th 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-2026-98015](https://www.cve.org/CVERecord?id=CVE-2026-98015)
- [NVD: CVE-2026-98015](https://nvd.nist.gov/vuln/detail/CVE-2026-98015)

### References from the CNA

- <https://git.kernel.org/stable/c/e3ee194a790896fa92fea20b5385a354be2f2c12>
- <https://git.kernel.org/stable/c/b1398c9dfb5d3d4faaf6905ff7d98110a5d2c797>
- <https://git.kernel.org/stable/c/92f581cac93a71723456ac79ef54d9f60a251b42>
- <https://git.kernel.org/stable/c/a5833fdf53350b8b95a558fcf0056ddb1c0fe154>
- <https://git.kernel.org/stable/c/304ea40ef4561671503c36e47da44a0a31b71e36>
- <https://git.kernel.org/stable/c/e393789e92310d7c66f57c876101779c90816a12>
- <https://git.kernel.org/stable/c/18b2969073879b9cce24e1a78b118bdad54518d1>
- <https://git.kernel.org/stable/c/7ee07f601f8f507c9faf25c68a49396ab8950596>

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-2026-98015>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98015/>. Everything for agents: <https://agentprime.io/llms.txt>.