# media: platform: mtk-mdp3: fix NULL deref on failed SCP lookup

CVE record · `CVE-2026-89884`

- **Identifiers:** `CVE-2026-89884`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:31 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: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before c49e8097815463199f42304438038e90b02ba7c5` (git)
  - affected: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before 7cdb1e2d3b0e56385610b6e47e88783e8c4effc4` (git)
  - affected: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before 28548387d79d14c975e77787ebd1f051265e1396` (git)
  - affected: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before 5026f927ef4150ba12da6f1098cf7952d77b14b6` (git)
  - affected: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before 426ead7eed6d6b3c3f0fe0925c112ef73fc87256` (git)
  - affected: `61890ccaefaff89f5babd2c8412fd222c3f5fe38 to before 90368323fb244da0504e3da37a182f8e89bcc3b9` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.1`
  - unaffected: `before 6.1` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.5 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

> The Linux kernel's mtk-mdp3 media driver is affected from 6.1 until fixed in stable releases. A failed SCP lookup can cause a NULL pointer dereference, which can lead to a crash. The source gives few details on attacker requirements. Upgrade to 6.1.191, 6.6.160, 6.12.110, or 6.18.51 or later, matching your branch.

Written 12 Nov 2026.

## 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:** 0.0022, the 12th 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 16 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89884](https://www.cve.org/CVERecord?id=CVE-2026-89884)
- [NVD: CVE-2026-89884](https://nvd.nist.gov/vuln/detail/CVE-2026-89884)

### References from the CNA

- <https://git.kernel.org/stable/c/c49e8097815463199f42304438038e90b02ba7c5>
- <https://git.kernel.org/stable/c/7cdb1e2d3b0e56385610b6e47e88783e8c4effc4>
- <https://git.kernel.org/stable/c/28548387d79d14c975e77787ebd1f051265e1396>
- <https://git.kernel.org/stable/c/5026f927ef4150ba12da6f1098cf7952d77b14b6>
- <https://git.kernel.org/stable/c/426ead7eed6d6b3c3f0fe0925c112ef73fc87256>
- <https://git.kernel.org/stable/c/90368323fb244da0504e3da37a182f8e89bcc3b9>

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-2026-89884>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89884/>. Everything for agents: <https://agentprime.io/llms.txt>.