Vulnerability · Published Aug 6, 2025 · Assigned by qualcomm
CVE-2025-27071Buffer Copy Without Checking Size of Input in Powerline Communication Firmware
High 7.3
In plain English
A high-severity buffer overflow in Snapdragon from Qualcomm, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.2%top 90.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Memory corruption while processing specific files in Powerline Communication Firmware.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm, Inc. | Snapdragon | FastConnect 6800FastConnect 6900FastConnect 7800QCA6391QCA6426QCA6436QSM8250SD865 5G |
Weakness: CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L