Missing length check before copying the data from kernel space to userspace through the copy function can lead to buffer overflow in some cases in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8053, APQ8096AU, MSM8909W, MSM8917, MSM8953, Nicobar, QCN7605, QCS405, QCS605, QM215, Rennell, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM632, SDM670, SDM710, SDM845, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.
Link | Tags |
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https://www.qualcomm.com/company/product-security/bulletins/april-2020-bulletin | patch vendor advisory |