SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-3635

Stack based overflow If the maximum number of arguments allowed per request in perflock exceeds in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in APQ8053, APQ8096AU,…

HIGH 7.8EPSS 0.19%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Stack based overflow If the maximum number of arguments allowed per request in perflock exceeds in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in APQ8053, APQ8096AU, APQ8098, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCM2150, QCS605, QM215, Rennell, Saipan, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

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
0.19% probability · 8th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-787
Affected
qualcomm/apq8053 firmware · qualcomm/apq8096au firmware · qualcomm/apq8098 firmware · qualcomm/msm8909w firmware · qualcomm/msm8917 firmware · qualcomm/msm8920 firmware · qualcomm/msm8937 firmware · qualcomm/msm8940 firmware · qualcomm/msm8953 firmware · qualcomm/msm8996au firmware · qualcomm/msm8998 firmware · qualcomm/nicobar firmware · qualcomm/qcm2150 firmware · qualcomm/qcs605 firmware · qualcomm/qm215 firmware · qualcomm/rennell firmware · qualcomm/saipan firmware · qualcomm/sdm429 firmware · qualcomm/sdm429w firmware · qualcomm/sdm439 firmware · +14 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 0.19%26 October 202626 October 2026

EPSS 0.2% since 26 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.