# IB/mad: Drop unmatched RMPP responses before reassembly

CVE record · `CVE-2026-68425`

- **Identifiers:** `CVE-2026-68425`
- **State:** Confirmed
- **Severity:** CVSS 7.1 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-400](https://cwe.mitre.org/data/definitions/400.html)
- **Tags:** [Denial of service](https://agentprime.io/advisories/tag/dos.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 10 Aug 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 10 Aug 2026, 12:04 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: `fa619a77046bef30478697aba0553991033afb8e to before 45416c87ebcece1e90f3bc5bc172d106b77c6b69` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before 9634fb1f4d404f36a20ffbcb8797369db69b06bb` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before bfb9e8243fd2099d1080d09222964d988f991d9b` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before dfa535c94406c03d3f0c869ef3ba5528e395737c` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before 6e1bd7f590b0ccfee07f7fe1d48b92059bd37d72` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before 98d2d468b4faa1fdc68c0c6c238389906ee3490c` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before ad9c9ad3204f63a46f0f7de29687a8e512f05e29` (git)
  - affected: `fa619a77046bef30478697aba0553991033afb8e to before d2e52d610b9b09694261632340b801a421e0b0c5` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.13`
  - unaffected: `before 2.6.13` (semver)
  - unaffected: `5.10.265 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.216 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.183 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.148 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.101 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.42 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.6 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0026, the 18th percentile, on 14 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 10 Aug 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-68425](https://www.cve.org/CVERecord?id=CVE-2026-68425)
- [NVD: CVE-2026-68425](https://nvd.nist.gov/vuln/detail/CVE-2026-68425)

### References from the CNA

- <https://git.kernel.org/stable/c/45416c87ebcece1e90f3bc5bc172d106b77c6b69>
- <https://git.kernel.org/stable/c/9634fb1f4d404f36a20ffbcb8797369db69b06bb>
- <https://git.kernel.org/stable/c/bfb9e8243fd2099d1080d09222964d988f991d9b>
- <https://git.kernel.org/stable/c/dfa535c94406c03d3f0c869ef3ba5528e395737c>
- <https://git.kernel.org/stable/c/6e1bd7f590b0ccfee07f7fe1d48b92059bd37d72>
- <https://git.kernel.org/stable/c/98d2d468b4faa1fdc68c0c6c238389906ee3490c>
- <https://git.kernel.org/stable/c/ad9c9ad3204f63a46f0f7de29687a8e512f05e29>
- <https://git.kernel.org/stable/c/d2e52d610b9b09694261632340b801a421e0b0c5>

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-2026-68425>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-68425/>. Everything for agents: <https://agentprime.io/llms.txt>.