In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, concurrent rx notifications and read() operations in the G-Link PKT driver can result in a double free condition due to missing locking resulting in list_del() and list_add() overlapping and corrupting the next and previous pointers.
The product calls free() twice on the same memory address.
Link | Tags |
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https://source.android.com/security/bulletin/pixel/2018-01-01 | patch vendor advisory |