media: platform: mtk-mdp3: fix NULL deref on failed SCP lookup (CVE-2026-89884) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-89884

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

Answer in brief

CVE-2026-89884 records a Unknown severity vulnerability in media: platform: mtk-mdp3: fix NULL deref on failed SCP lookup. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 16, 2026Updated Sep 16, 2026Source checked Sep 16, 2026First seen by HOL Sep 16, 2026Material review Sep 16, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Linux/Linuxgeneric	>=61890ccaefaff89f5babd2c8412fd222c3f5fe38 <28548387d79d14c975e77787ebd1f051265e1396 \|\| >=61890ccaefaff89f5babd2c8412fd222c3f5fe38 <5026f927ef4150ba12da6f1098cf7952d77b14b6 \|\| >=61890ccaefaff89f5babd2c8412fd222c3f5fe38 <426ead7eed6d6b3c3f0fe0925c112ef73fc87256 \|\| >=61890ccaefaff89f5babd2c8412fd222c3f5fe38 <90368323fb244da0504e3da37a182f8e89bcc3b9	28548387d79d14c975e77787ebd1f051265e1396, 5026f927ef4150ba12da6f1098cf7952d77b14b6, 426ead7eed6d6b3c3f0fe0925c112ef73fc87256, 90368323fb244da0504e3da37a182f8e89bcc3b9
Linux/Linuxgeneric	6.1	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
Review the reported fix. Update Linux/Linux to 28548387d79d14c975e77787ebd1f051265e1396 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 16, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 16, 2026

Sources and claim methodology

Upstream source description

In the Linux kernel, the following vulnerability has been resolved: media: platform: mtk-mdp3: fix NULL deref on failed SCP lookup Add the missing sanity check after looking up the SCP to avoid dereferencing a NULL-pointer in case its driver has not yet been bound.

Quoted source text, attributed separately from HOL analysis.