CVE-2026-20424

Out‑of‑Bounds Read Leading to Local Information Disclosure on MediaTek Chipsets

Published Mar 2, 2026 CVSS 3.1 · 4.4 Medium EPSS < 1% KEV · Not listed
Description
In display, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10320471; Issue ID: MSV-5540.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Out‑of‑Bounds Read Leading to Local Information Disclosure on MediaTek Chipsets
Type Values Removed Values Added
First Time appeared Google
Google android
Mediatek
Mediatek mt6991
Mediatek mt6993
Mediatek mt8196
Mediatek mt8678
Mediatek mt8793
CPEs cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8196:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*
Vendors & Products Google
Google android
Mediatek
Mediatek mt6991
Mediatek mt6993
Mediatek mt8196
Mediatek mt8678
Mediatek mt8793
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description In display, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10320471; Issue ID: MSV-5540.
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
MediaTek
Published
Updated
Mar 30, 2026, 1:06 PM
Reserved
Nov 3, 2025, 1:30 AM
Status
Analyzed
Published
Mar 2, 2026, 9:16 AM
Modified
Jun 17, 2026, 10:17 AM