VulnerabilityAnalyzed

CVE-2025-20747

This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege.

MEDIUM 6.7EPSS 0.08%

Does this matter?

Lower severity and a low EPSS score (0.08%). Track it; it rarely justifies an emergency change on its own.

Description

In gnss service, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10010443; Issue ID: MSV-3966.

CVSS 3.1: 6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.08% probability · 0th percentile
CISA KEV: Not listed
Weakness: CWE-121, CWE-787
Affected: linuxfoundation/yocto · rdkcentral/rdk-b · google/android · openwrt/openwrt · zephyrproject/zephyr
Source: security@mediatek.com

References

https://corp.mediatek.com/product-security-bulletin/November-2025Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.