# dmaengine: mmp_pdma: fix wrong sg length in mmp_pdma_prep_slave_sg()

CVE record · `CVE-2026-98298`

- **Identifiers:** `CVE-2026-98298`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 6 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:45 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: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before f448a5f5bd10d792440a1b08cf2e8f311767032d` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before 2148db529f082d6e3ca95413bf943442f4ef30cc` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before d920c07aa6d89ec11afdb6976aafaee9563a5234` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before 4a33886057e6d127555efb022879c583e966acc5` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before 88a505330eb06128f7ce79a4c5e4832b7601b3d1` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before bae65e4925928f77824ca0103122e2ed20ef5802` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before 54ccc01012a240476edf641bf1a2b8bff54fe6ae` (git)
  - affected: `c8acd6aa6bed3c0fd7898202f4ebc534db9085f2 to before 075bc7b1d3dde5ed43fbaabbc1a69f09b7fc3a47` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.7`
  - unaffected: `before 3.7` (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: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 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 8th percentile, on 10 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 6 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98298](https://www.cve.org/CVERecord?id=CVE-2026-98298)
- [NVD: CVE-2026-98298](https://nvd.nist.gov/vuln/detail/CVE-2026-98298)

### References from the CNA

- <https://git.kernel.org/stable/c/f448a5f5bd10d792440a1b08cf2e8f311767032d>
- <https://git.kernel.org/stable/c/2148db529f082d6e3ca95413bf943442f4ef30cc>
- <https://git.kernel.org/stable/c/d920c07aa6d89ec11afdb6976aafaee9563a5234>
- <https://git.kernel.org/stable/c/4a33886057e6d127555efb022879c583e966acc5>
- <https://git.kernel.org/stable/c/88a505330eb06128f7ce79a4c5e4832b7601b3d1>
- <https://git.kernel.org/stable/c/bae65e4925928f77824ca0103122e2ed20ef5802>
- <https://git.kernel.org/stable/c/54ccc01012a240476edf641bf1a2b8bff54fe6ae>
- <https://git.kernel.org/stable/c/075bc7b1d3dde5ed43fbaabbc1a69f09b7fc3a47>

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-2026-98298>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98298/>. Everything for agents: <https://agentprime.io/llms.txt>.