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CVE-2026-20494

nvd nist
Published: Aug 3, 2026Modified: Aug 19, 2026

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitability: 1.8 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

In wifi, 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: ALPS10960006 / BORA00155314, BORA00155001, BORA00154907; Issue ID: MSV-7570.

Affected (3)

Mediatek
3 products
Mt6890 Firmware
Mt6988 Firmware
Mt6990 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Mt6890 Firmware
All versions
Running on/withPlatform Versions
Mediatek
Mt6890
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Mt6988 Firmware
All versions
Running on/withPlatform Versions
Mediatek
Mt6988
All versions
Configuration C
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Mt6990 Firmware
All versions
Running on/withPlatform Versions
Mediatek
Mt6990
All versions

Related CWEs

CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.

References (1)

Source: security@mediatek.com
Vendor Advisory

Timeline

No history available yet.