# firewire: core: fix race condition in split transaction handling

CVE record · `CVE-2026-99185`

- **Identifiers:** `CVE-2026-99185`
- **State:** Confirmed
- **Severity:** CVSS 8.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 28 Oct 2026
- **Updated:** 31 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:35 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: `fa2dc27100768a8a994c377051fa17a47cc66c76 to before a8caee0e623ca5d56e829032f9ec073c09e4d224` (git)
  - affected: `fa2dc27100768a8a994c377051fa17a47cc66c76 to before 7f9f2d6abc40f79e802b4063859eda343043b85c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.19`
  - unaffected: `before 6.19` (semver)
  - unaffected: `7.2.13 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

- 8.8 High, CVSS 3.1: `CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 12th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 28 Oct 2026, 10:35 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-99185)

## Sources

- [CVE List: CVE-2026-99185](https://www.cve.org/CVERecord?id=CVE-2026-99185)
- [NVD: CVE-2026-99185](https://nvd.nist.gov/vuln/detail/CVE-2026-99185)

### References from the CNA

- <https://git.kernel.org/stable/c/a8caee0e623ca5d56e829032f9ec073c09e4d224>
- <https://git.kernel.org/stable/c/7f9f2d6abc40f79e802b4063859eda343043b85c>

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-2026-99185>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99185/>. Everything for agents: <https://agentprime.io/llms.txt>.