# ice: fix metadata_dst refcount handling on representor teardown

CVE record · `CVE-2026-99043`

- **Identifiers:** `CVE-2026-99043`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 23 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:22 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: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before 41f0d9ab158fb51f34bded5f8a40918e4f70b2b6` (git)
  - affected: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before 1f263235651775f93c15d90c9f25c3f4a4ef6512` (git)
  - affected: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before 6f5544f53f1e58ea8a49fb9f9158d5793b9205b0` (git)
  - affected: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before beb05f484a1e4a5a66e3678e4b7f3147f651c080` (git)
  - affected: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before 5e4d20db5179e83a4948927bc39e489a9a83256d` (git)
  - affected: `f5396b8a663f7a78ee5b75a47ee524b40795b265 to before 58858b8f14803a7eeac297b3ce20f3b21bf2ff66` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.16`
  - unaffected: `before 5.16` (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: `6.18.57 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.11 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 5 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 23 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-99043](https://www.cve.org/CVERecord?id=CVE-2026-99043)
- [NVD: CVE-2026-99043](https://nvd.nist.gov/vuln/detail/CVE-2026-99043)

### References from the CNA

- <https://git.kernel.org/stable/c/41f0d9ab158fb51f34bded5f8a40918e4f70b2b6>
- <https://git.kernel.org/stable/c/1f263235651775f93c15d90c9f25c3f4a4ef6512>
- <https://git.kernel.org/stable/c/6f5544f53f1e58ea8a49fb9f9158d5793b9205b0>
- <https://git.kernel.org/stable/c/beb05f484a1e4a5a66e3678e4b7f3147f651c080>
- <https://git.kernel.org/stable/c/5e4d20db5179e83a4948927bc39e489a9a83256d>
- <https://git.kernel.org/stable/c/58858b8f14803a7eeac297b3ce20f3b21bf2ff66>

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-2026-99043>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99043/>. Everything for agents: <https://agentprime.io/llms.txt>.