CVE-2025-20747
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-04

Last updated on: 2025-11-05

Assigner: MediaTek, Inc.

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.
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Meta Information
Published
2025-11-04
Last Modified
2025-11-05
Generated
2026-05-07
AI Q&A
2025-11-04
EPSS Evaluated
2026-05-05
NVD
CVE-2025-20747
EUVD
EUVD-2025-37554
Affected Vendors & Products
Showing 25 associated CPEs
Vendor Product Version / Range
linuxfoundation yocto 4.0
rdkcentral rdk-b 2024q1
google android 14.0
openwrt openwrt 21.02.0
openwrt openwrt 23.05.0
zephyrproject zephyr 3.7.0
mediatek mt2718 *
mediatek mt2737 *
mediatek mt6835 *
mediatek mt6878 *
mediatek mt6886 *
mediatek mt6897 *
mediatek mt6899 *
mediatek mt6982 *
mediatek mt6985 *
mediatek mt6986 *
mediatek mt6986d *
mediatek mt6989 *
mediatek mt6990 *
mediatek mt6991 *
mediatek mt8676 *
mediatek mt8678 *
mediatek mt8755 *
mediatek mt8893 *
google android 15.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
CWE-121 A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is an out of bounds write in the gnss service caused by an incorrect bounds check. It allows a local attacker who already has System privilege to escalate their privileges further. Exploitation does not require user interaction.


How can this vulnerability impact me? :

If exploited, this vulnerability could allow a malicious actor with System privilege to escalate their privileges locally, potentially gaining higher access or control over the affected system.


What immediate steps should I take to mitigate this vulnerability?

Apply the patch identified as ALPS10010443 provided by the vendor to fix the out of bounds write issue in the gnss service.


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