Vulnerabilities

CVE-2025-27071 | BDVDB-2026-288654 Detail

QualcommSnapdragon

Description#

Memory corruption while processing specific files in Powerline Communication Firmware.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.

Weaknesses#

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

References#

https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html

Exploit#

No public exploit known

History#

Version 12025-08-06Record published in the CVE List.

Published

Published: 2025-08-06
Last modified: 2025-08-06

Vendor information

Vendor: Qualcomm
Product: Snapdragon

All Qualcomm vulnerabilities

Score

7.3 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 11.6.

KEV

No

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
FastConnect 6800
Fixed
Not stated
Vulnerable
FastConnect 6900
Fixed
Not stated
Vulnerable
FastConnect 7800
Fixed
Not stated
Vulnerable
QCA6391
Fixed
Not stated
Vulnerable
QCA6426
Fixed
Not stated
Vulnerable
QCA6436
Fixed
Not stated
Vulnerable
QSM8250
Fixed
Not stated
Vulnerable
SD865 5G
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.3 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	Low
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).