In all Qualcomm products with Android releases from CAF using the Linux kernel, user-level permissions can be used to gain access to kernel memory, specifically the ION cache maintenance code is writing to a user supplied address.
https://source.android.com/security/bulletin/2017-09-01
http://www.securityfocus.com/bid/100658
Source: Mitre, NVD
Published: 2017-09-21
Updated: 2025-04-20
Base Score: 9.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H