Fwa Gen 3 Ultra Firmware
CVE-2025-47386
HIGH
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
Memory Corruption while invoking IOCTL calls when concurrent access to shared buffer occurs.
AnalysisAI
Memory Corruption while invoking IOCTL calls when concurrent access to shared buffer occurs. [CVSS 7.8 HIGH]
Technical ContextAI
Classified as CWE-416 (Use After Free). Affects Ar8031 Firmware. Memory Corruption while invoking IOCTL calls when concurrent access to shared buffer occurs.
RemediationAI
A vendor patch is available — apply it immediately.
More in Fwa Gen 3 Ultra Firmware
View allMemory Corruption when concurrent access to shared buffer occurs due to improper synchronization between assignment and
Memory Corruption when accessing a buffer after it has been freed while processing IOCTL calls. [CVSS 7.8 HIGH]
Memory Corruption when concurrent access to shared buffer occurs during IOCTL calls. [CVSS 7.8 HIGH]
Memory corruption while handling different IOCTL calls from the user-space simultaneously. [CVSS 7.8 HIGH]
Memory Corruption when accessing buffers with invalid length during TA invocation. [CVSS 7.8 HIGH]
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5G Fixed Wireless Access Platform Firmware versions up to - is affected by reachable assertion (CVSS 6.5).
Transient DOS when processing a received frame with an excessively large authentication information element. [CVSS 6.5 M
Same weakness CWE-416 – Use After Free
View allSame technique Memory Corruption
View allShare
External POC / Exploit Code
Leaving vuln.today