CVE-2025-49604
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-07-09

Last updated on: 2025-09-22

Assigner: MITRE

Description
For Realtek AmebaD devices, a heap-based buffer overflow was discovered in Ameba-AIoT ameba-arduino-d before version 3.1.9 and ameba-rtos-d before commit c2bfd8216a1cbc19ad2ab5f48f372ecea756d67a on 2025/07/03. In the WLAN driver defragment function, lack of validation of the size of fragmented Wi-Fi frames may lead to a heap-based buffer overflow.
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Meta Information
Published
2025-07-09
Last Modified
2025-09-22
Generated
2026-05-27
AI Q&A
2025-07-09
EPSS Evaluated
2026-05-25
NVD
EUVD
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
realtek ameba-rtos-d *
realtek ameba-arduino-d *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a heap-based buffer overflow found in Realtek AmebaD devices. It occurs in the WLAN driver's defragment function due to a lack of validation of the size of fragmented Wi-Fi frames, which can cause memory corruption.


How can this vulnerability impact me? :

The heap-based buffer overflow can lead to memory corruption, which may allow an attacker to execute arbitrary code, cause a denial of service, or crash the device.


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