SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-21439

Memory corruption may occur while reading board data via IOCTL call when the WLAN driver copies the content to the provided output buffer.

HIGH 7.8EPSS 0.11%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Memory corruption may occur while reading board data via IOCTL call when the WLAN driver copies the content to the provided output buffer.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.11% probability · 1th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
qualcomm/fastconnect 6700 firmware · qualcomm/fastconnect 6900 firmware · qualcomm/qca6595au firmware · qualcomm/qcm5430 firmware · qualcomm/qcm6490 firmware · qualcomm/qcn7605 firmware · qualcomm/qcn7606 firmware · qualcomm/qcs5430 firmware · qualcomm/qcs6490 firmware · qualcomm/video collaboration vc3 platform firmware · qualcomm/sc8180x\+sdx55 firmware · qualcomm/snapdragon 8c compute platform \(sc8180x-ad\) firmware · qualcomm/snapdragon 8c compute platform \(sc8180xp-ad\) firmware · qualcomm/snapdragon 8cx compute platform \(sc8180x-aa\) firmware · qualcomm/snapdragon 8cx compute platform \(sc8180x-ab\) firmware · qualcomm/snapdragon 8cx compute platform \(sc8180xp-ac\) firmware · qualcomm/snapdragon 8cx compute platform \(sc8180xp-af\) firmware · qualcomm/snapdragon 8cx gen 2 5g compute platform \(sc8180x-ac\) firmware · qualcomm/snapdragon 8cx gen 2 5g compute platform \(sc8180x-af\) firmware · qualcomm/snapdragon 8cx gen 2 5g compute platform \(sc8180xp-aa\) firmware · +5 more
Source
product-security@qualcomm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.