SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-30262

Improper validation of a socket state when socket events are being sent to clients can lead to invalid access of memory in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon…

HIGH 7.8EPSS 0.15%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper validation of a socket state when socket events are being sent to clients can lead to invalid access of memory in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

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
0.15% probability · 4th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-416
Affected
qualcomm/apq8009w firmware · qualcomm/aqt1000 firmware · qualcomm/ar8031 firmware · qualcomm/ar8035 firmware · qualcomm/csra6620 firmware · qualcomm/csra6640 firmware · qualcomm/csrb31024 firmware · qualcomm/fsm10055 firmware · qualcomm/fsm10056 firmware · qualcomm/mdm9150 firmware · qualcomm/mdm9640 firmware · qualcomm/msm8909w firmware · qualcomm/qca6174a firmware · qualcomm/qca6390 firmware · qualcomm/qca6391 firmware · qualcomm/qca6426 firmware · qualcomm/qca6436 firmware · qualcomm/qca6564 firmware · qualcomm/qca6564a firmware · qualcomm/qca6564au firmware · +40 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%27 October 2026: 0.15%27 October 202627 October 2026

EPSS 0.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.