Improper access control in core module lead XBL_LOADER performs the ZI region clear for QTEE instead of XBL_SEC in Snapdragon Mobile in version SD 845, SD 850.
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.
Link | Tags |
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https://www.qualcomm.com/company/product-security/bulletins | vendor advisory |